treewide: Per RFC45, remove all unquoted URLs

100 files changed, 105 insertions, 105 deletions

diff --git a/pkgs/tools/system/acct/default.nix b/pkgs/tools/system/acct/default.nix
index 669c91adf10d5..dd4eb0d5d2b84 100644
--- a/pkgs/tools/system/acct/default.nix
+++ b/pkgs/tools/system/acct/default.nix
@@ -22,7 +22,7 @@ stdenv.mkDerivation rec {
 
     license = licenses.gpl3Plus;
 
-    homepage = https://www.gnu.org/software/acct/;
+    homepage = "https://www.gnu.org/software/acct/";
 
     maintainers = with maintainers; [ pSub ];
     platforms = platforms.linux;
diff --git a/pkgs/tools/system/actkbd/default.nix b/pkgs/tools/system/actkbd/default.nix
index 501311e967244..706b3700a4157 100644
--- a/pkgs/tools/system/actkbd/default.nix
+++ b/pkgs/tools/system/actkbd/default.nix
@@ -28,7 +28,7 @@ stdenv.mkDerivation rec {
       release events.
     '';
     license = licenses.gpl2;
-    homepage = http://users.softlab.ece.ntua.gr/~thkala/projects/actkbd/;
+    homepage = "http://users.softlab.ece.ntua.gr/~thkala/projects/actkbd/";
     platforms = platforms.linux;
   };
 }
diff --git a/pkgs/tools/system/amtterm/default.nix b/pkgs/tools/system/amtterm/default.nix
index 7e92fc06b2d76..9050111fc17b7 100644
--- a/pkgs/tools/system/amtterm/default.nix
+++ b/pkgs/tools/system/amtterm/default.nix
@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib;
     { description = "Intel AMT® SoL client + tools";
-      homepage = https://www.kraxel.org/cgit/amtterm/;
+      homepage = "https://www.kraxel.org/cgit/amtterm/";
       license = licenses.gpl2;
       maintainers = [ maintainers.ehmry ];
       platforms = platforms.linux;
diff --git a/pkgs/tools/system/at/default.nix b/pkgs/tools/system/at/default.nix
index fded1da861d44..278b14cd19996 100644
--- a/pkgs/tools/system/at/default.nix
+++ b/pkgs/tools/system/at/default.nix
@@ -53,7 +53,7 @@ stdenv.mkDerivation rec {
   meta = {
     description = ''The classical Unix `at' job scheduling command'';
     license = stdenv.lib.licenses.gpl2Plus;
-    homepage = https://packages.qa.debian.org/at;
+    homepage = "https://packages.qa.debian.org/at";
     platforms = stdenv.lib.platforms.linux;
   };
 }
diff --git a/pkgs/tools/system/augeas/default.nix b/pkgs/tools/system/augeas/default.nix
index 08731cd6db234..338b8f8ac4531 100644
--- a/pkgs/tools/system/augeas/default.nix
+++ b/pkgs/tools/system/augeas/default.nix
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
   meta = with stdenv.lib; {
     description = "Configuration editing tool";
     license = licenses.lgpl2;
-    homepage = http://augeas.net/;
+    homepage = "http://augeas.net/";
     maintainers = with maintainers; [ offline ];
     platforms = platforms.unix;
   };
diff --git a/pkgs/tools/system/awstats/default.nix b/pkgs/tools/system/awstats/default.nix
index 6d191f33a64d5..9da6ac59f3de7 100644
--- a/pkgs/tools/system/awstats/default.nix
+++ b/pkgs/tools/system/awstats/default.nix
@@ -54,7 +54,7 @@ perlPackages.buildPerlPackage rec {
 
   meta = with stdenv.lib; {
     description = "Real-time logfile analyzer to get advanced statistics";
-    homepage = http://awstats.org;
+    homepage = "http://awstats.org";
     license = licenses.gpl3Plus;
     platforms = platforms.unix;
   };
diff --git a/pkgs/tools/system/bar/default.nix b/pkgs/tools/system/bar/default.nix
index a295da844af2e..32945a24bb163 100644
--- a/pkgs/tools/system/bar/default.nix
+++ b/pkgs/tools/system/bar/default.nix
@@ -10,7 +10,7 @@ stdenv.mkDerivation {
 
   meta = {
     description = "Console progress bar";
-    homepage = http://clpbar.sourceforge.net/;
+    homepage = "http://clpbar.sourceforge.net/";
     license = stdenv.lib.licenses.gpl2;
     maintainers = [ stdenv.lib.maintainers.rdnetto ];
     platforms = stdenv.lib.platforms.all;
diff --git a/pkgs/tools/system/chase/default.nix b/pkgs/tools/system/chase/default.nix
index 6c48d3341ecc8..c4396aad9ca6d 100644
--- a/pkgs/tools/system/chase/default.nix
+++ b/pkgs/tools/system/chase/default.nix
@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
     longDescription = ''
     A commandline program that chases symbolic filesystems links to the original file
     '';
-    homepage = https://qa.debian.org/developer.php?login=rotty%40debian.org;
+    homepage = "https://qa.debian.org/developer.php?login=rotty%40debian.org";
     license = licenses.gpl2Plus;
     maintainers = [ maintainers.polyrod ];
     platforms = platforms.all;
diff --git a/pkgs/tools/system/clinfo/default.nix b/pkgs/tools/system/clinfo/default.nix
index dd6e3d4a84b88..c50bfe4a0d046 100644
--- a/pkgs/tools/system/clinfo/default.nix
+++ b/pkgs/tools/system/clinfo/default.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Print all known information about all available OpenCL platforms and devices in the system";
-    homepage = https://github.com/Oblomov/clinfo;
+    homepage = "https://github.com/Oblomov/clinfo";
     license = licenses.cc0;
     platforms = platforms.linux;
     maintainers = with maintainers; [ athas ];
diff --git a/pkgs/tools/system/colorls/default.nix b/pkgs/tools/system/colorls/default.nix
index 1631b9f721804..4401d841ff61a 100644
--- a/pkgs/tools/system/colorls/default.nix
+++ b/pkgs/tools/system/colorls/default.nix
@@ -10,7 +10,7 @@ bundlerApp {
 
   meta = with lib; {
     description = "Prettified LS";
-    homepage    = https://github.com/athityakumar/colorls;
+    homepage    = "https://github.com/athityakumar/colorls";
     license     = with licenses; mit;
     maintainers = with maintainers; [ lukebfox nicknovitski ];
     platforms   = ruby.meta.platforms;
diff --git a/pkgs/tools/system/consul-template/default.nix b/pkgs/tools/system/consul-template/default.nix
index ad120dd6481e7..69d5cd6bb7366 100644
--- a/pkgs/tools/system/consul-template/default.nix
+++ b/pkgs/tools/system/consul-template/default.nix
@@ -15,7 +15,7 @@ buildGoPackage rec {
   };
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/hashicorp/consul-template/;
+    homepage = "https://github.com/hashicorp/consul-template/";
     description = "Generic template rendering and notifications with Consul";
     platforms = platforms.linux ++ platforms.darwin;
     license = licenses.mpl20;
diff --git a/pkgs/tools/system/cron/default.nix b/pkgs/tools/system/cron/default.nix
index aa047ca4a681d..9cde31205e1f9 100644
--- a/pkgs/tools/system/cron/default.nix
+++ b/pkgs/tools/system/cron/default.nix
@@ -3,7 +3,7 @@
 stdenv.mkDerivation {
   name = "cron-4.1";
   src = fetchurl {
-    url = ftp://ftp.isc.org/isc/cron/cron_4.1.shar;
+    url = "ftp://ftp.isc.org/isc/cron/cron_4.1.shar";
     sha256 = "16n3dras4b1jh7g958nz1k54pl9pg5fwb3fvjln8z67varvq6if4";
   };
 
diff --git a/pkgs/tools/system/daemon/default.nix b/pkgs/tools/system/daemon/default.nix
index 76f53b55f3db3..fb06247f98436 100644
--- a/pkgs/tools/system/daemon/default.nix
+++ b/pkgs/tools/system/daemon/default.nix
@@ -3,7 +3,7 @@
 stdenv.mkDerivation {
   name = "daemon-0.6.4";
   src = fetchurl {
-    url = http://libslack.org/daemon/download/daemon-0.6.4.tar.gz;
+    url = "http://libslack.org/daemon/download/daemon-0.6.4.tar.gz";
     sha256 = "18aw0f8k3j30xqwv4z03962kdpqd10nf1w9liihylmadlx5fmff4";
   };
   makeFlags = [ "PREFIX=$(out)" ];
diff --git a/pkgs/tools/system/daemonize/default.nix b/pkgs/tools/system/daemonize/default.nix
index 205b693dd9248..a8685189b61c8 100644
--- a/pkgs/tools/system/daemonize/default.nix
+++ b/pkgs/tools/system/daemonize/default.nix
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Runs a command as a Unix daemon";
-    homepage    = http://software.clapper.org/daemonize/;
+    homepage    = "http://software.clapper.org/daemonize/";
     license     = licenses.bsd3;
     platforms = with platforms; linux ++ freebsd ++ darwin;
   };
diff --git a/pkgs/tools/system/das_watchdog/default.nix b/pkgs/tools/system/das_watchdog/default.nix
index 29767c879ffbc..8c1a5657991cc 100644
--- a/pkgs/tools/system/das_watchdog/default.nix
+++ b/pkgs/tools/system/das_watchdog/default.nix
@@ -20,7 +20,7 @@ stdenv.mkDerivation {
   '';
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/kmatheussen/das_watchdog;
+    homepage = "https://github.com/kmatheussen/das_watchdog";
     description = "A general watchdog for the linux operating system";
     longDescription = ''
       It should run in the background at all times to ensure a realtime process
diff --git a/pkgs/tools/system/datefudge/default.nix b/pkgs/tools/system/datefudge/default.nix
index 63aa563bfa0c5..839e14a20d8a9 100644
--- a/pkgs/tools/system/datefudge/default.nix
+++ b/pkgs/tools/system/datefudge/default.nix
@@ -31,7 +31,7 @@ stdenv.mkDerivation {
       different by pre-loading a small library which modifies the time,
       gettimeofday and clock_gettime system calls.
     '';
-    homepage = https://packages.qa.debian.org/d/datefudge.html;
+    homepage = "https://packages.qa.debian.org/d/datefudge.html";
     license = licenses.gpl2;
     platforms = platforms.linux;
     maintainers = with maintainers; [ leenaars ];
diff --git a/pkgs/tools/system/dcfldd/default.nix b/pkgs/tools/system/dcfldd/default.nix
index 240cc36f7266d..9ea7b485b96b1 100644
--- a/pkgs/tools/system/dcfldd/default.nix
+++ b/pkgs/tools/system/dcfldd/default.nix
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
   meta = with stdenv.lib; {
     description = "An enhanced version of GNU dd";
 
-    homepage = http://dcfldd.sourceforge.net/;
+    homepage = "http://dcfldd.sourceforge.net/";
 
     license = licenses.gpl2;
 
diff --git a/pkgs/tools/system/ddrescueview/default.nix b/pkgs/tools/system/ddrescueview/default.nix
index 466232e2bf779..838873b7557f8 100644
--- a/pkgs/tools/system/ddrescueview/default.nix
+++ b/pkgs/tools/system/ddrescueview/default.nix
@@ -31,7 +31,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A tool to graphically examine ddrescue mapfiles";
-    homepage = https://sourceforge.net/projects/ddrescueview/;
+    homepage = "https://sourceforge.net/projects/ddrescueview/";
     license = licenses.gpl3Plus;
     platforms = platforms.linux;
     maintainers = with maintainers; [ orivej ];
diff --git a/pkgs/tools/system/ddrutility/default.nix b/pkgs/tools/system/ddrutility/default.nix
index 54bf6fbaf42b7..bb24076ce7c8c 100644
--- a/pkgs/tools/system/ddrutility/default.nix
+++ b/pkgs/tools/system/ddrutility/default.nix
@@ -17,7 +17,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "A set of utilities for hard drive data rescue";
-    homepage = https://sourceforge.net/projects/ddrutility/;
+    homepage = "https://sourceforge.net/projects/ddrutility/";
     license = licenses.gpl2Plus;
     platforms = platforms.linux;
     maintainers = with maintainers; [ orivej ];
diff --git a/pkgs/tools/system/dfc/default.nix b/pkgs/tools/system/dfc/default.nix
index 8575d971898ac..415b647befa09 100644
--- a/pkgs/tools/system/dfc/default.nix
+++ b/pkgs/tools/system/dfc/default.nix
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ cmake gettext ];
 
   meta = {
-    homepage = https://projects.gw-computing.net/projects/dfc;
+    homepage = "https://projects.gw-computing.net/projects/dfc";
     description = "Displays file system space usage using graphs and colors";
     license = stdenv.lib.licenses.bsd3;
     maintainers = with stdenv.lib.maintainers; [qknight];
diff --git a/pkgs/tools/system/di/default.nix b/pkgs/tools/system/di/default.nix
index 3aef366ea066f..239544d20a6dd 100644
--- a/pkgs/tools/system/di/default.nix
+++ b/pkgs/tools/system/di/default.nix
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Disk information utility; displays everything 'df' does and more";
-    homepage = https://gentoo.com/di/;
+    homepage = "https://gentoo.com/di/";
     license = licenses.zlib;
     updateWalker = true;
     maintainers = with maintainers; [ manveru ];
diff --git a/pkgs/tools/system/dog/default.nix b/pkgs/tools/system/dog/default.nix
index 8bb84c562b643..5063e3555bb1d 100644
--- a/pkgs/tools/system/dog/default.nix
+++ b/pkgs/tools/system/dog/default.nix
@@ -21,7 +21,7 @@ stdenv.mkDerivation {
   '';
 
   meta = with stdenv.lib; {
-    homepage = http://lwn.net/Articles/421072/;
+    homepage = "http://lwn.net/Articles/421072/";
     description = "cat replacement";
     license = licenses.gpl2Plus;
     maintainers = with maintainers; [ qknight ];
diff --git a/pkgs/tools/system/efibootmgr/default.nix b/pkgs/tools/system/efibootmgr/default.nix
index a248732484974..3323ac2489749 100644
--- a/pkgs/tools/system/efibootmgr/default.nix
+++ b/pkgs/tools/system/efibootmgr/default.nix
@@ -31,7 +31,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "A Linux user-space application to modify the Intel Extensible Firmware Interface (EFI) Boot Manager";
-    homepage = https://github.com/rhboot/efibootmgr;
+    homepage = "https://github.com/rhboot/efibootmgr";
     license = licenses.gpl2;
     maintainers = with maintainers; [ ];
     platforms = platforms.linux;
diff --git a/pkgs/tools/system/envconsul/default.nix b/pkgs/tools/system/envconsul/default.nix
index c2f5556cec67b..09175f14609f3 100644
--- a/pkgs/tools/system/envconsul/default.nix
+++ b/pkgs/tools/system/envconsul/default.nix
@@ -15,7 +15,7 @@ buildGoPackage rec {
   };
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/hashicorp/envconsul/;
+    homepage = "https://github.com/hashicorp/envconsul/";
     description = "Read and set environmental variables for processes from Consul";
     platforms = platforms.linux ++ platforms.darwin;
     license = licenses.mpl20;
diff --git a/pkgs/tools/system/evemu/default.nix b/pkgs/tools/system/evemu/default.nix
index 1ba2b78e8609f..02f92a198909a 100644
--- a/pkgs/tools/system/evemu/default.nix
+++ b/pkgs/tools/system/evemu/default.nix
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
   # We could have downloaded a release tarball from cgit, but it changes hash
   # each time it is downloaded :/
   src = fetchgit {
-    url = git://git.freedesktop.org/git/evemu;
+    url = "git://git.freedesktop.org/git/evemu";
     rev = "refs/tags/v${version}";
     sha256 = "1m38fxwy2s82vb2qm9aqxinws12akmqqq7q66is931lc3awqkbah";
   };
@@ -20,8 +20,8 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Records and replays device descriptions and events to emulate input devices through the kernel's input system";
-    homepage = https://www.freedesktop.org/wiki/Evemu/;
-    repositories.git = git://git.freedesktop.org/git/evemu;
+    homepage = "https://www.freedesktop.org/wiki/Evemu/";
+    repositories.git = "git://git.freedesktop.org/git/evemu";
     license = licenses.gpl2;
     maintainers = [ maintainers.amorsillo ];
     platforms = platforms.linux;
diff --git a/pkgs/tools/system/fakechroot/default.nix b/pkgs/tools/system/fakechroot/default.nix
index 77ba6689b0d49..fc74644ab0323 100644
--- a/pkgs/tools/system/fakechroot/default.nix
+++ b/pkgs/tools/system/fakechroot/default.nix
@@ -27,7 +27,7 @@ stdenv.mkDerivation rec {
   buildInputs = [ perl ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/dex4er/fakechroot;
+    homepage = "https://github.com/dex4er/fakechroot";
     description = "Give a fake chroot environment through LD_PRELOAD";
     license = licenses.lgpl21;
     maintainers = with maintainers; [offline];
diff --git a/pkgs/tools/system/fakeroot/default.nix b/pkgs/tools/system/fakeroot/default.nix
index 934b74dd3846d..c5765609a278e 100644
--- a/pkgs/tools/system/fakeroot/default.nix
+++ b/pkgs/tools/system/fakeroot/default.nix
@@ -38,7 +38,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = {
-    homepage = https://salsa.debian.org/clint/fakeroot;
+    homepage = "https://salsa.debian.org/clint/fakeroot";
     description = "Give a fake root environment through LD_PRELOAD";
     license = stdenv.lib.licenses.gpl2Plus;
     maintainers = with stdenv.lib.maintainers; [viric];
diff --git a/pkgs/tools/system/fcron/default.nix b/pkgs/tools/system/fcron/default.nix
index 3dd84aa8a9cc5..59daac89bd440 100644
--- a/pkgs/tools/system/fcron/default.nix
+++ b/pkgs/tools/system/fcron/default.nix
@@ -54,7 +54,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description="A command scheduler with extended capabilities over cron and anacron";
-    homepage = http://fcron.free.fr;
+    homepage = "http://fcron.free.fr";
     license = licenses.gpl2;
     platforms = stdenv.lib.platforms.all;
   };
diff --git a/pkgs/tools/system/fdisk/default.nix b/pkgs/tools/system/fdisk/default.nix
index 0aea3ced3b527..423b00bd54394 100644
--- a/pkgs/tools/system/fdisk/default.nix
+++ b/pkgs/tools/system/fdisk/default.nix
@@ -22,7 +22,7 @@ stdenv.mkDerivation rec {
 
     license = stdenv.lib.licenses.gpl3Plus;
 
-    homepage = https://www.gnu.org/software/fdisk/;
+    homepage = "https://www.gnu.org/software/fdisk/";
 
     platforms = stdenv.lib.platforms.linux;
   };
diff --git a/pkgs/tools/system/foreman/default.nix b/pkgs/tools/system/foreman/default.nix
index e97d71f5c84ab..ce2f201762902 100644
--- a/pkgs/tools/system/foreman/default.nix
+++ b/pkgs/tools/system/foreman/default.nix
@@ -7,7 +7,7 @@ bundlerEnv {
 
   meta = with lib; {
     description = "Process manager for applications with multiple components";
-    homepage = https://github.com/ddollar/foreman;
+    homepage = "https://github.com/ddollar/foreman";
     license = licenses.mit;
     maintainers = with maintainers; [ zimbatm ];
     platforms = ruby.meta.platforms;
diff --git a/pkgs/tools/system/foremost/default.nix b/pkgs/tools/system/foremost/default.nix
index be33f45ca9dc8..96c54513ef1b1 100644
--- a/pkgs/tools/system/foremost/default.nix
+++ b/pkgs/tools/system/foremost/default.nix
@@ -32,7 +32,7 @@ stdenv.mkDerivation rec {
       look at the data structures of a given file format allowing for a more
       reliable and faster recovery.
     '';
-    homepage = http://foremost.sourceforge.net/;
+    homepage = "http://foremost.sourceforge.net/";
     license = licenses.publicDomain;
     platforms = platforms.linux;
   };
diff --git a/pkgs/tools/system/freeipmi/default.nix b/pkgs/tools/system/freeipmi/default.nix
index b057c80c74ecb..e51f554ea0fa8 100644
--- a/pkgs/tools/system/freeipmi/default.nix
+++ b/pkgs/tools/system/freeipmi/default.nix
@@ -30,7 +30,7 @@ stdenv.mkDerivation rec {
          info.
       '';
 
-    homepage = https://www.gnu.org/software/freeipmi/;
+    homepage = "https://www.gnu.org/software/freeipmi/";
     downloadPage = "https://www.gnu.org/software/freeipmi/download.html";
 
     license = stdenv.lib.licenses.gpl3Plus;
diff --git a/pkgs/tools/system/gdmap/default.nix b/pkgs/tools/system/gdmap/default.nix
index 4adc81608293a..6fdfd6e719096 100644
--- a/pkgs/tools/system/gdmap/default.nix
+++ b/pkgs/tools/system/gdmap/default.nix
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
   NIX_LDFLAGS = "-lm";
 
   meta = with stdenv.lib; {
-    homepage = http://gdmap.sourceforge.net;
+    homepage = "http://gdmap.sourceforge.net";
     description = "Recursive rectangle map of disk usage";
     license = licenses.gpl2;
     platforms = platforms.linux;
diff --git a/pkgs/tools/system/gohai/default.nix b/pkgs/tools/system/gohai/default.nix
index c0dd2c89d2f1f..48c68f8d2f2ca 100644
--- a/pkgs/tools/system/gohai/default.nix
+++ b/pkgs/tools/system/gohai/default.nix
@@ -21,7 +21,7 @@ buildGoPackage rec {
     license          = licenses.mit;
     maintainers      = [ maintainers.tazjin ];
     platforms        = platforms.unix;
-    repositories.git = git://github.com/DataDog/gohai.git;
+    repositories.git = "git://github.com/DataDog/gohai.git";
 
     longDescription = ''
       Gohai is a tool which collects an inventory of system
diff --git a/pkgs/tools/system/gptfdisk/default.nix b/pkgs/tools/system/gptfdisk/default.nix
index 72d9d70ed8bbc..613f63c3f0441 100644
--- a/pkgs/tools/system/gptfdisk/default.nix
+++ b/pkgs/tools/system/gptfdisk/default.nix
@@ -40,7 +40,7 @@ stdenv.mkDerivation rec {
   meta = with stdenv.lib; {
     description = "Set of text-mode partitioning tools for Globally Unique Identifier (GUID) Partition Table (GPT) disks";
     license = licenses.gpl2;
-    homepage = https://www.rodsbooks.com/gdisk/;
+    homepage = "https://www.rodsbooks.com/gdisk/";
     platforms = platforms.all;
   };
 }
diff --git a/pkgs/tools/system/gt5/default.nix b/pkgs/tools/system/gt5/default.nix
index ea121b0e43c99..61d25f414bbd3 100644
--- a/pkgs/tools/system/gt5/default.nix
+++ b/pkgs/tools/system/gt5/default.nix
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "A diff-capable 'du' browser";
-    homepage = http://gt5.sourceforge.net/;
+    homepage = "http://gt5.sourceforge.net/";
     license = stdenv.lib.licenses.gpl2Plus;
     maintainers = with stdenv.lib.maintainers; [viric];
     platforms = with stdenv.lib.platforms; linux;
diff --git a/pkgs/tools/system/hardinfo/default.nix b/pkgs/tools/system/hardinfo/default.nix
index 6c5019847ff3c..fd8fb08cf2938 100644
--- a/pkgs/tools/system/hardinfo/default.nix
+++ b/pkgs/tools/system/hardinfo/default.nix
@@ -41,7 +41,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = with stdenv.lib; {
-    homepage = http://hardinfo.org/;
+    homepage = "http://hardinfo.org/";
     description = "Display information about your hardware and operating system";
     license = licenses.gpl2;
     maintainers = with maintainers; [ bjornfor ];
diff --git a/pkgs/tools/system/hardlink/default.nix b/pkgs/tools/system/hardlink/default.nix
index d1d2b7a3e7698..c0c6aa72d3ba2 100644
--- a/pkgs/tools/system/hardlink/default.nix
+++ b/pkgs/tools/system/hardlink/default.nix
@@ -25,8 +25,8 @@ stdenv.mkDerivation {
 
   meta = with stdenv.lib; {
     description = "Consolidate duplicate files via hardlinks";
-    homepage = https://pagure.io/hardlink;
-    repositories.git = https://src.fedoraproject.org/cgit/rpms/hardlink.git;
+    homepage = "https://pagure.io/hardlink";
+    repositories.git = "https://src.fedoraproject.org/cgit/rpms/hardlink.git";
     license = licenses.gpl2Plus;
     platforms = platforms.unix;
   };
diff --git a/pkgs/tools/system/hiera-eyaml/default.nix b/pkgs/tools/system/hiera-eyaml/default.nix
index 33d97aa7d6b6d..be6fb1c7462ab 100644
--- a/pkgs/tools/system/hiera-eyaml/default.nix
+++ b/pkgs/tools/system/hiera-eyaml/default.nix
@@ -9,7 +9,7 @@ bundlerEnv {
 
   meta = with lib; {
     description = "Per-value asymmetric encryption of sensitive data for Hiera";
-    homepage = https://github.com/TomPoulton/hiera-eyaml;
+    homepage = "https://github.com/TomPoulton/hiera-eyaml";
     license = licenses.mit;
     maintainers = with maintainers; [ benley nicknovitski ];
     platforms = platforms.unix;
diff --git a/pkgs/tools/system/honcho/default.nix b/pkgs/tools/system/honcho/default.nix
index fcdcc23961b5e..eb96c3f46132a 100644
--- a/pkgs/tools/system/honcho/default.nix
+++ b/pkgs/tools/system/honcho/default.nix
@@ -43,7 +43,7 @@ pythonPackages.buildPythonApplication rec {
   meta = with stdenv.lib; {
     description = "A Python clone of Foreman, a tool for managing Procfile-based applications";
     license = licenses.mit;
-    homepage = https://github.com/nickstenning/honcho;
+    homepage = "https://github.com/nickstenning/honcho";
     maintainers = with maintainers; [ benley ];
     platforms = platforms.unix;
   };
diff --git a/pkgs/tools/system/htop/default.nix b/pkgs/tools/system/htop/default.nix
index 1b68273a57008..c9adf5377e233 100644
--- a/pkgs/tools/system/htop/default.nix
+++ b/pkgs/tools/system/htop/default.nix
@@ -21,7 +21,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "An interactive process viewer for Linux";
-    homepage = https://hisham.hm/htop/;
+    homepage = "https://hisham.hm/htop/";
     license = licenses.gpl2Plus;
     platforms = with platforms; linux ++ freebsd ++ openbsd ++ darwin;
     maintainers = with maintainers; [ rob relrod ];
diff --git a/pkgs/tools/system/idle3tools/default.nix b/pkgs/tools/system/idle3tools/default.nix
index d1631776d3939..fa5234d8cbc3c 100644
--- a/pkgs/tools/system/idle3tools/default.nix
+++ b/pkgs/tools/system/idle3tools/default.nix
@@ -13,7 +13,7 @@ stdenv.mkDerivation {
   '';
 
   meta = {
-    homepage = http://idle3-tools.sourceforge.net/;
+    homepage = "http://idle3-tools.sourceforge.net/";
     description = "Tool to get/set the infamous idle3 timer in WD HDDs";
     license = stdenv.lib.licenses.gpl3;
     maintainers = with stdenv.lib.maintainers; [viric];
diff --git a/pkgs/tools/system/illum/default.nix b/pkgs/tools/system/illum/default.nix
index 767fccbd38828..41fce9b9b912c 100644
--- a/pkgs/tools/system/illum/default.nix
+++ b/pkgs/tools/system/illum/default.nix
@@ -24,7 +24,7 @@ stdenv.mkDerivation {
   '';
 
   meta = {
-    homepage = https://github.com/jmesmon/illum;
+    homepage = "https://github.com/jmesmon/illum";
     description = "Daemon that wires button presses to screen backlight level";
     platforms = stdenv.lib.platforms.linux;
     maintainers = [ stdenv.lib.maintainers.dancek ];
diff --git a/pkgs/tools/system/incron/default.nix b/pkgs/tools/system/incron/default.nix
index 2afbed2f9bb20..4b5709e62270e 100644
--- a/pkgs/tools/system/incron/default.nix
+++ b/pkgs/tools/system/incron/default.nix
@@ -28,7 +28,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "A cron-like daemon which handles filesystem events.";
-    homepage = https://github.com/ar-/incron;
+    homepage = "https://github.com/ar-/incron";
     license = licenses.gpl2;
     maintainers = [ maintainers.aanderse ];
     platforms = platforms.linux;
diff --git a/pkgs/tools/system/ioping/default.nix b/pkgs/tools/system/ioping/default.nix
index 6acd41046ceb8..7b65739c1a8d9 100644
--- a/pkgs/tools/system/ioping/default.nix
+++ b/pkgs/tools/system/ioping/default.nix
@@ -26,6 +26,6 @@ stdenv.mkDerivation rec {
     maintainers = with maintainers; [ raskin ];
     platforms = platforms.unix;
     license = licenses.gpl3Plus;
-    homepage = https://github.com/koct9i/ioping;
+    homepage = "https://github.com/koct9i/ioping";
   };
 }
diff --git a/pkgs/tools/system/iops/default.nix b/pkgs/tools/system/iops/default.nix
index 7e6854afe627b..cf34cb115f142 100644
--- a/pkgs/tools/system/iops/default.nix
+++ b/pkgs/tools/system/iops/default.nix
@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
       Iops lets you measure how many I/O operations per second a storage device can perform.
       Usefull for determing e.g. the best RAID-setting of your storage device.
     '';
-    homepage = http://www.vanheusden.com/iops/;
+    homepage = "http://www.vanheusden.com/iops/";
     license = licenses.gpl2;
     maintainers = with maintainers; [ davidak ];
     platforms = platforms.linux; # build problems on Darwin
diff --git a/pkgs/tools/system/ior/default.nix b/pkgs/tools/system/ior/default.nix
index 6217f601121c6..6015e60afba59 100644
--- a/pkgs/tools/system/ior/default.nix
+++ b/pkgs/tools/system/ior/default.nix
@@ -21,7 +21,7 @@ stdenv.mkDerivation {
   preConfigure = "./bootstrap";
 
   meta = with stdenv.lib; {
-    homepage = https://www.nersc.gov/users/computational-systems/cori/nersc-8-procurement/trinity-nersc-8-rfp/nersc-8-trinity-benchmarks/ior/;
+    homepage = "https://www.nersc.gov/users/computational-systems/cori/nersc-8-procurement/trinity-nersc-8-rfp/nersc-8-trinity-benchmarks/ior/";
     description = "Parallel file system I/O performance test";
     license = licenses.gpl2;
     platforms = platforms.linux;
diff --git a/pkgs/tools/system/ipmitool/default.nix b/pkgs/tools/system/ipmitool/default.nix
index 2b6479198c97a..b5da2db67fe8b 100644
--- a/pkgs/tools/system/ipmitool/default.nix
+++ b/pkgs/tools/system/ipmitool/default.nix
@@ -43,7 +43,7 @@ stdenv.mkDerivation {
   meta = with lib; {
     description = ''Command-line interface to IPMI-enabled devices'';
     license = licenses.bsd3;
-    homepage = https://sourceforge.net/projects/ipmitool/;
+    homepage = "https://sourceforge.net/projects/ipmitool/";
     platforms = platforms.unix;
     maintainers = with maintainers; [ fpletz ];
   };
diff --git a/pkgs/tools/system/journalwatch/default.nix b/pkgs/tools/system/journalwatch/default.nix
index e0aaee31217cc..b41196b85c914 100644
--- a/pkgs/tools/system/journalwatch/default.nix
+++ b/pkgs/tools/system/journalwatch/default.nix
@@ -32,7 +32,7 @@ buildPythonPackage rec {
 
   meta = with stdenv.lib; {
     description = "journalwatch is a tool to find error messages in the systemd journal.";
-    homepage = https://github.com/The-Compiler/journalwatch;
+    homepage = "https://github.com/The-Compiler/journalwatch";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ florianjacob ];
   };
diff --git a/pkgs/tools/system/jump/default.nix b/pkgs/tools/system/jump/default.nix
index 3aa0cb242a942..bc2adb22c4fad 100644
--- a/pkgs/tools/system/jump/default.nix
+++ b/pkgs/tools/system/jump/default.nix
@@ -32,7 +32,7 @@ buildGoModule rec {
       navigational habits by keeping track of the directories you visit. It
       strives to give you the best directory for the shortest search term.
     '';
-    homepage = https://github.com/gsamokovarov/jump;
+    homepage = "https://github.com/gsamokovarov/jump";
     license = licenses.mit;
     platforms = platforms.all;
     maintainers = with maintainers; [ sondr3 ];
diff --git a/pkgs/tools/system/krakenx/default.nix b/pkgs/tools/system/krakenx/default.nix
index c6866264a9b05..e5b1e3ec1c94e 100644
--- a/pkgs/tools/system/krakenx/default.nix
+++ b/pkgs/tools/system/krakenx/default.nix
@@ -15,7 +15,7 @@ python3Packages.buildPythonApplication rec {
 
   meta = with lib; {
     description = "Python script to control NZXT cooler Kraken X52/X62/X72";
-    homepage = https://github.com/KsenijaS/krakenx;
+    homepage = "https://github.com/KsenijaS/krakenx";
     license = licenses.gpl2;
     maintainers = [ maintainers.willibutz ];
     platforms = platforms.linux;
diff --git a/pkgs/tools/system/ledmon/default.nix b/pkgs/tools/system/ledmon/default.nix
index ab11fc9e27f8e..6775a4711261a 100644
--- a/pkgs/tools/system/ledmon/default.nix
+++ b/pkgs/tools/system/ledmon/default.nix
@@ -26,7 +26,7 @@ stdenv.mkDerivation rec {
   ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/intel/ledmon;
+    homepage = "https://github.com/intel/ledmon";
     description = "Enclosure LED Utilities";
     platforms = platforms.linux;
     license = with licenses; [ gpl2 ];
diff --git a/pkgs/tools/system/localtime/default.nix b/pkgs/tools/system/localtime/default.nix
index a12d70315d912..4dcb6afb00f15 100644
--- a/pkgs/tools/system/localtime/default.nix
+++ b/pkgs/tools/system/localtime/default.nix
@@ -30,7 +30,7 @@ buildGoPackage rec {
 
   meta = with stdenv.lib; {
     description = "A daemon for keeping the system timezone up-to-date based on the current location";
-    homepage = https://github.com/Stebalien/localtime;
+    homepage = "https://github.com/Stebalien/localtime";
     platforms = platforms.linux;
     license = licenses.gpl3;
   };
diff --git a/pkgs/tools/system/logcheck/default.nix b/pkgs/tools/system/logcheck/default.nix
index d51df4f408a45..71edfde9a0b3a 100644
--- a/pkgs/tools/system/logcheck/default.nix
+++ b/pkgs/tools/system/logcheck/default.nix
@@ -41,7 +41,7 @@ stdenv.mkDerivation rec {
       Logcheck helps spot problems and security violations in your logfiles automatically and will send the results to you by e-mail.
       Logcheck was part of the Abacus Project of security tools, but this version has been rewritten.
     '';
-    homepage = https://salsa.debian.org/debian/logcheck;
+    homepage = "https://salsa.debian.org/debian/logcheck";
     license = licenses.gpl2;
     maintainers = [ maintainers.bluescreen303 ];
   };
diff --git a/pkgs/tools/system/lr/default.nix b/pkgs/tools/system/lr/default.nix
index 2ea7b11677ed3..8d2febbeb8afb 100644
--- a/pkgs/tools/system/lr/default.nix
+++ b/pkgs/tools/system/lr/default.nix
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
   makeFlags = [ "PREFIX=$(out)" ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/chneukirchen/lr;
+    homepage = "https://github.com/chneukirchen/lr";
     description = "List files recursively";
     license = licenses.mit;
     platforms = platforms.all;
diff --git a/pkgs/tools/system/lshw/default.nix b/pkgs/tools/system/lshw/default.nix
index 29c20ad8d5341..3d1a6ace08e4a 100644
--- a/pkgs/tools/system/lshw/default.nix
+++ b/pkgs/tools/system/lshw/default.nix
@@ -45,7 +45,7 @@ stdenv.mkDerivation rec {
   enableParallelBuilding = true;
 
   meta = with stdenv.lib; {
-    homepage = https://ezix.org/project/wiki/HardwareLiSter;
+    homepage = "https://ezix.org/project/wiki/HardwareLiSter";
     description = "Provide detailed information on the hardware configuration of the machine";
     license = licenses.gpl2;
     maintainers = with maintainers; [ phreedom ];
diff --git a/pkgs/tools/system/mcron/default.nix b/pkgs/tools/system/mcron/default.nix
index 1831041063b62..ca515cbdfd832 100644
--- a/pkgs/tools/system/mcron/default.nix
+++ b/pkgs/tools/system/mcron/default.nix
@@ -30,7 +30,7 @@ stdenv.mkDerivation rec {
       when jobs should be run.  Mcron was written by Dale Mellor.
     '';
 
-    homepage = https://www.gnu.org/software/mcron/;
+    homepage = "https://www.gnu.org/software/mcron/";
 
     license = stdenv.lib.licenses.gpl3Plus;
     platforms = stdenv.lib.platforms.unix;
diff --git a/pkgs/tools/system/memtester/default.nix b/pkgs/tools/system/memtester/default.nix
index ff6ccb534fb9a..7b065c6cfa88f 100644
--- a/pkgs/tools/system/memtester/default.nix
+++ b/pkgs/tools/system/memtester/default.nix
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "A userspace utility for testing the memory subsystem for faults";
-    homepage = http://pyropus.ca/software/memtester/;
+    homepage = "http://pyropus.ca/software/memtester/";
     license = licenses.gpl2;
     maintainers = [ maintainers.dezgeg ];
     platforms = platforms.unix;
diff --git a/pkgs/tools/system/monit/default.nix b/pkgs/tools/system/monit/default.nix
index f4238e272480c..7cec79ff25ea2 100644
--- a/pkgs/tools/system/monit/default.nix
+++ b/pkgs/tools/system/monit/default.nix
@@ -32,7 +32,7 @@ stdenv.mkDerivation rec {
   ];
 
   meta = {
-    homepage = http://mmonit.com/monit/;
+    homepage = "http://mmonit.com/monit/";
     description = "Monitoring system";
     license = stdenv.lib.licenses.agpl3;
     maintainers = with stdenv.lib.maintainers; [ raskin wmertens ];
diff --git a/pkgs/tools/system/mq-cli/default.nix b/pkgs/tools/system/mq-cli/default.nix
index afde8b8f9d276..a29e1630116df 100644
--- a/pkgs/tools/system/mq-cli/default.nix
+++ b/pkgs/tools/system/mq-cli/default.nix
@@ -19,6 +19,6 @@ rustPlatform.buildRustPackage rec {
     license          = licenses.mit;
     maintainers      = with maintainers; [ tazjin ];
     platforms        = platforms.linux;
-    repositories.git = git://github.com/aprilabank/mq-cli.git;
+    repositories.git = "git://github.com/aprilabank/mq-cli.git";
   };
 }
diff --git a/pkgs/tools/system/netdata/default.nix b/pkgs/tools/system/netdata/default.nix
index dcf1177e48f82..3917716605db2 100644
--- a/pkgs/tools/system/netdata/default.nix
+++ b/pkgs/tools/system/netdata/default.nix
@@ -73,7 +73,7 @@ in stdenv.mkDerivation rec {
 
   meta = {
     description = "Real-time performance monitoring tool";
-    homepage = https://my-netdata.io/;
+    homepage = "https://my-netdata.io/";
     license = licenses.gpl3;
     platforms = platforms.unix;
     maintainers = [ maintainers.lethalman ];
diff --git a/pkgs/tools/system/netdata/go.d.plugin.nix b/pkgs/tools/system/netdata/go.d.plugin.nix
index 0e1de1bbd8e7f..9fa272236b85b 100644
--- a/pkgs/tools/system/netdata/go.d.plugin.nix
+++ b/pkgs/tools/system/netdata/go.d.plugin.nix
@@ -22,7 +22,7 @@ buildGoPackage rec {
 
   meta = with lib; {
     description = "Netdata orchestrator for data collection modules written in go";
-    homepage = https://github.com/netdata/go.d.plugin;
+    homepage = "https://github.com/netdata/go.d.plugin";
     license = licenses.gpl3;
     platforms = platforms.unix;
     maintainers = [ maintainers.lethalman ];
diff --git a/pkgs/tools/system/nq/default.nix b/pkgs/tools/system/nq/default.nix
index 89c84c8c9ca8e..9e6522b202849 100644
--- a/pkgs/tools/system/nq/default.nix
+++ b/pkgs/tools/system/nq/default.nix
@@ -17,7 +17,7 @@ stdenv.mkDerivation rec {
   '';
   meta = with lib; {
     description = "Unix command line queue utility";
-    homepage = https://github.com/chneukirchen/nq;
+    homepage = "https://github.com/chneukirchen/nq";
     license = licenses.publicDomain;
     platforms = platforms.linux;
     maintainers = with maintainers; [ cstrahan ];
diff --git a/pkgs/tools/system/nvtop/default.nix b/pkgs/tools/system/nvtop/default.nix
index 0e7a5d4a3111e..cd9ec7c7082d2 100644
--- a/pkgs/tools/system/nvtop/default.nix
+++ b/pkgs/tools/system/nvtop/default.nix
@@ -22,7 +22,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "A (h)top like like task monitor for NVIDIA GPUs";
-    homepage = https://github.com/Syllo/nvtop;
+    homepage = "https://github.com/Syllo/nvtop";
     license = licenses.gpl3;
     platforms = platforms.linux;
     maintainers = with maintainers; [ willibutz ];
diff --git a/pkgs/tools/system/opencl-info/default.nix b/pkgs/tools/system/opencl-info/default.nix
index d1c3d0ec6c0c0..a5013a688855a 100644
--- a/pkgs/tools/system/opencl-info/default.nix
+++ b/pkgs/tools/system/opencl-info/default.nix
@@ -20,7 +20,7 @@ stdenv.mkDerivation {
 
   meta = with stdenv.lib; {
     description = "A tool to dump OpenCL platform/device information";
-    homepage = https://github.com/marchv/opencl-info;
+    homepage = "https://github.com/marchv/opencl-info";
     license = licenses.mit;
     platforms = platforms.linux;
     maintainers = with maintainers; [ abbradar ];
diff --git a/pkgs/tools/system/pciutils/default.nix b/pkgs/tools/system/pciutils/default.nix
index 51cfaf9f333c0..e76ab496ef98a 100644
--- a/pkgs/tools/system/pciutils/default.nix
+++ b/pkgs/tools/system/pciutils/default.nix
@@ -26,7 +26,7 @@ stdenv.mkDerivation rec {
   postInstall = "rm $out/sbin/update-pciids $out/man/man8/update-pciids.8";
 
   meta = with stdenv.lib; {
-    homepage = http://mj.ucw.cz/pciutils.html;
+    homepage = "http://mj.ucw.cz/pciutils.html";
     description = "A collection of programs for inspecting and manipulating configuration of PCI devices";
     license = licenses.gpl2Plus;
     platforms = platforms.unix;
diff --git a/pkgs/tools/system/pcstat/default.nix b/pkgs/tools/system/pcstat/default.nix
index 5a1bad1092dbf..5febbcb6ef665 100644
--- a/pkgs/tools/system/pcstat/default.nix
+++ b/pkgs/tools/system/pcstat/default.nix
@@ -17,7 +17,7 @@ buildGoPackage {
 
   meta = with stdenv.lib; {
     description = "Page Cache stat: get page cache stats for files on Linux.";
-    homepage = https://github.com/tobert/pcstat;
+    homepage = "https://github.com/tobert/pcstat";
     license = licenses.asl20;
     maintainers = with maintainers; [ aminechikhaoui ];
   };
diff --git a/pkgs/tools/system/plan9port/default.nix b/pkgs/tools/system/plan9port/default.nix
index 9a4a223855848..db206fa0b3383 100644
--- a/pkgs/tools/system/plan9port/default.nix
+++ b/pkgs/tools/system/plan9port/default.nix
@@ -81,7 +81,7 @@ stdenv.mkDerivation {
   '';
 
   meta = with stdenv.lib; {
-    homepage = https://9fans.github.io/plan9port/;
+    homepage = "https://9fans.github.io/plan9port/";
     description = "Plan 9 from User Space";
     longDescription = ''
       Plan 9 from User Space (aka plan9port) is a port of many Plan 9 programs
diff --git a/pkgs/tools/system/procodile/default.nix b/pkgs/tools/system/procodile/default.nix
index 3ae80a312ed62..2751601b39b96 100644
--- a/pkgs/tools/system/procodile/default.nix
+++ b/pkgs/tools/system/procodile/default.nix
@@ -9,7 +9,7 @@ bundlerApp {
 
   meta = with lib; {
     description = "Run processes in the background (and foreground) on Mac & Linux from a Procfile (for production and/or development environments)";
-    homepage    = https://adam.ac/procodile;
+    homepage    = "https://adam.ac/procodile";
     license     = with licenses; mit;
     maintainers = with maintainers; [ ravloony manveru nicknovitski ];
     platforms   = platforms.unix;
diff --git a/pkgs/tools/system/proot/default.nix b/pkgs/tools/system/proot/default.nix
index 5ff8ff95f8ae6..06147df093e65 100644
--- a/pkgs/tools/system/proot/default.nix
+++ b/pkgs/tools/system/proot/default.nix
@@ -37,7 +37,7 @@ stdenv.mkDerivation {
   '';
 
   meta = with stdenv.lib; {
-    homepage = https://proot-me.github.io;
+    homepage = "https://proot-me.github.io";
     description = "User-space implementation of chroot, mount --bind and binfmt_misc";
     platforms = platforms.linux;
     license = licenses.gpl2;
diff --git a/pkgs/tools/system/ps_mem/default.nix b/pkgs/tools/system/ps_mem/default.nix
index bde4429c48131..45a33a1adb7bb 100644
--- a/pkgs/tools/system/ps_mem/default.nix
+++ b/pkgs/tools/system/ps_mem/default.nix
@@ -15,7 +15,7 @@ in pythonPackages.buildPythonApplication {
 
   meta = with stdenv.lib; {
     description = "A utility to accurately report the in core memory usage for a program";
-    homepage = https://github.com/pixelb/ps_mem;
+    homepage = "https://github.com/pixelb/ps_mem";
     license = licenses.lgpl21;
     maintainers = [ maintainers.gnidorah ];
     platforms = platforms.linux;
diff --git a/pkgs/tools/system/psensor/default.nix b/pkgs/tools/system/psensor/default.nix
index 83d281642bd36..49d2747a33e16 100644
--- a/pkgs/tools/system/psensor/default.nix
+++ b/pkgs/tools/system/psensor/default.nix
@@ -25,7 +25,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Graphical hardware monitoring application for Linux";
-    homepage = https://wpitchoune.net/psensor/;
+    homepage = "https://wpitchoune.net/psensor/";
     license = licenses.mit;
     platforms = platforms.linux;
     maintainers = with maintainers; [ cstrahan ];
diff --git a/pkgs/tools/system/psstop/default.nix b/pkgs/tools/system/psstop/default.nix
index 4d413e60c77f3..3a5ee2b058133 100644
--- a/pkgs/tools/system/psstop/default.nix
+++ b/pkgs/tools/system/psstop/default.nix
@@ -16,7 +16,7 @@ stdenv.mkDerivation rec {
   buildInputs = [ glib ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/clearlinux/psstop;
+    homepage = "https://github.com/clearlinux/psstop";
     description = "Show processes' memory usage by looking into pss"; # upstream summary
     license = licenses.gpl3;
     maintainers = with maintainers; [ dtzWill ];
diff --git a/pkgs/tools/system/r10k/default.nix b/pkgs/tools/system/r10k/default.nix
index 56e4e4f94faeb..43d67eddf7db9 100644
--- a/pkgs/tools/system/r10k/default.nix
+++ b/pkgs/tools/system/r10k/default.nix
@@ -15,7 +15,7 @@ bundlerApp {
 
   meta = with lib; {
     description = "Puppet environment and module deployment";
-    homepage    = https://github.com/puppetlabs/r10k;
+    homepage    = "https://github.com/puppetlabs/r10k";
     license     = licenses.asl20;
     maintainers = with maintainers; [ zimbatm manveru nicknovitski ];
     platforms = platforms.unix;
diff --git a/pkgs/tools/system/rofi-systemd/default.nix b/pkgs/tools/system/rofi-systemd/default.nix
index 73c1b48815595..92c13527c6fe3 100644
--- a/pkgs/tools/system/rofi-systemd/default.nix
+++ b/pkgs/tools/system/rofi-systemd/default.nix
@@ -37,7 +37,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "Control your systemd units using rofi";
-    homepage = https://github.com/IvanMalison/rofi-systemd;
+    homepage = "https://github.com/IvanMalison/rofi-systemd";
     maintainers = with stdenv.lib.maintainers; [ imalison ];
     license = stdenv.lib.licenses.gpl3;
     platforms = with stdenv.lib.platforms; linux;
diff --git a/pkgs/tools/system/rowhammer-test/default.nix b/pkgs/tools/system/rowhammer-test/default.nix
index 64c184a612295..02462584c6508 100644
--- a/pkgs/tools/system/rowhammer-test/default.nix
+++ b/pkgs/tools/system/rowhammer-test/default.nix
@@ -21,7 +21,7 @@ stdenv.mkDerivation {
 
   meta = with stdenv.lib; {
     description = "Test DRAM for bit flips caused by the rowhammer problem";
-    homepage = https://github.com/google/rowhammer-test;
+    homepage = "https://github.com/google/rowhammer-test";
     license = licenses.asl20;
     maintainers = [ maintainers.viric ];
     platforms = [ "x86_64-linux" "i686-linux" ];
diff --git a/pkgs/tools/system/runit/default.nix b/pkgs/tools/system/runit/default.nix
index 78306907079e1..a4319fd574962 100644
--- a/pkgs/tools/system/runit/default.nix
+++ b/pkgs/tools/system/runit/default.nix
@@ -53,7 +53,7 @@ stdenv.mkDerivation rec {
   meta = with stdenv.lib; {
     description = "UNIX init scheme with service supervision";
     license = licenses.bsd3;
-    homepage = http://smarden.org/runit;
+    homepage = "http://smarden.org/runit";
     maintainers = with maintainers; [ joachifm ];
     platforms = platforms.linux;
   };
diff --git a/pkgs/tools/system/s-tui/default.nix b/pkgs/tools/system/s-tui/default.nix
index a6816daae33a9..2875bca4a2ac0 100644
--- a/pkgs/tools/system/s-tui/default.nix
+++ b/pkgs/tools/system/s-tui/default.nix
@@ -17,7 +17,7 @@ python3Packages.buildPythonPackage rec {
   LC_ALL = "en_US.UTF-8";
 
   meta = with stdenv.lib; {
-    homepage = https://amanusk.github.io/s-tui/;
+    homepage = "https://amanusk.github.io/s-tui/";
     description = "Stress-Terminal UI monitoring tool";
     license = licenses.gpl2;
     maintainers = with maintainers; [ infinisil ];
diff --git a/pkgs/tools/system/safe-rm/default.nix b/pkgs/tools/system/safe-rm/default.nix
index 571f70e0756c1..a9fc44e8b40d8 100644
--- a/pkgs/tools/system/safe-rm/default.nix
+++ b/pkgs/tools/system/safe-rm/default.nix
@@ -26,7 +26,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Tool intended to prevent the accidental deletion of important files";
-    homepage = https://launchpad.net/safe-rm;
+    homepage = "https://launchpad.net/safe-rm";
     license = licenses.gpl3;
     platforms = platforms.all;
     maintainers = [ maintainers.koral ];
diff --git a/pkgs/tools/system/safecopy/default.nix b/pkgs/tools/system/safecopy/default.nix
index ce0779c0999ce..e8db6a2fd39bb 100644
--- a/pkgs/tools/system/safecopy/default.nix
+++ b/pkgs/tools/system/safecopy/default.nix
@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
          resets and other helpful low level operations on a number of other device classes.
        '';
 
-    homepage = http://safecopy.sourceforge.net;
+    homepage = "http://safecopy.sourceforge.net";
 
     license = stdenv.lib.licenses.gpl2Plus;
 
diff --git a/pkgs/tools/system/sleuthkit/default.nix b/pkgs/tools/system/sleuthkit/default.nix
index 7c90d41da18e1..8dbc28d3a314c 100644
--- a/pkgs/tools/system/sleuthkit/default.nix
+++ b/pkgs/tools/system/sleuthkit/default.nix
@@ -25,7 +25,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "A forensic/data recovery tool";
-    homepage = https://www.sleuthkit.org/;
+    homepage = "https://www.sleuthkit.org/";
     maintainers = [ stdenv.lib.maintainers.raskin ];
     platforms = stdenv.lib.platforms.linux;
     license = stdenv.lib.licenses.ipl10;
diff --git a/pkgs/tools/system/smartmontools/default.nix b/pkgs/tools/system/smartmontools/default.nix
index 077e1326f2089..034564949c931 100644
--- a/pkgs/tools/system/smartmontools/default.nix
+++ b/pkgs/tools/system/smartmontools/default.nix
@@ -30,7 +30,7 @@ in stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Tools for monitoring the health of hard drives";
-    homepage    = https://www.smartmontools.org/;
+    homepage    = "https://www.smartmontools.org/";
     license     = licenses.gpl2Plus;
     maintainers = with maintainers; [ peti Frostman ];
     platforms   = with platforms; linux ++ darwin;
diff --git a/pkgs/tools/system/socklog/default.nix b/pkgs/tools/system/socklog/default.nix
index 9f2cc22574729..cf7fbe5e9a13a 100644
--- a/pkgs/tools/system/socklog/default.nix
+++ b/pkgs/tools/system/socklog/default.nix
@@ -51,7 +51,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "System and kernel logging services";
-    homepage = http://smarden.org/socklog/;
+    homepage = "http://smarden.org/socklog/";
     license = licenses.publicDomain;
     platforms = platforms.unix;
     maintainers = [ maintainers.joachifm ];
diff --git a/pkgs/tools/system/storebrowse/default.nix b/pkgs/tools/system/storebrowse/default.nix
index e3b58a50c9251..4324fba87e774 100644
--- a/pkgs/tools/system/storebrowse/default.nix
+++ b/pkgs/tools/system/storebrowse/default.nix
@@ -37,7 +37,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = {
-    homepage = http://viric.name/cgi-bin/storebrowse;
+    homepage = "http://viric.name/cgi-bin/storebrowse";
     license = stdenv.lib.licenses.agpl3Plus;
     broken = true;
   };
diff --git a/pkgs/tools/system/supervise/default.nix b/pkgs/tools/system/supervise/default.nix
index 3834b3762f03a..cbf96818f4864 100644
--- a/pkgs/tools/system/supervise/default.nix
+++ b/pkgs/tools/system/supervise/default.nix
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
   };
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/catern/supervise;
+    homepage = "https://github.com/catern/supervise";
     description = "A minimal unprivileged process supervisor making use of modern Linux features";
     platforms = platforms.linux;
     license = licenses.gpl3;
diff --git a/pkgs/tools/system/syslog-ng-incubator/default.nix b/pkgs/tools/system/syslog-ng-incubator/default.nix
index 881fda241ed79..5d802dbed7e57 100644
--- a/pkgs/tools/system/syslog-ng-incubator/default.nix
+++ b/pkgs/tools/system/syslog-ng-incubator/default.nix
@@ -24,7 +24,7 @@ stdenv.mkDerivation rec {
   ];
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/balabit/syslog-ng-incubator;
+    homepage = "https://github.com/balabit/syslog-ng-incubator";
     description = "A collection of tools and modules for syslog-ng";
     license = licenses.gpl2;
     maintainers = [];
diff --git a/pkgs/tools/system/testdisk/default.nix b/pkgs/tools/system/testdisk/default.nix
index ad11cd2e3b65c..223d1102e0d4b 100644
--- a/pkgs/tools/system/testdisk/default.nix
+++ b/pkgs/tools/system/testdisk/default.nix
@@ -44,8 +44,8 @@ assert enableQt -> qwt != null;
   NIX_CFLAGS_COMPILE="-Wno-unused";
 
   meta = with stdenv.lib; {
-    homepage = https://www.cgsecurity.org/wiki/Main_Page;
-    downloadPage = https://www.cgsecurity.org/wiki/TestDisk_Download;
+    homepage = "https://www.cgsecurity.org/wiki/Main_Page";
+    downloadPage = "https://www.cgsecurity.org/wiki/TestDisk_Download";
     description = "Testdisk / Photorec - Data recovery utilities";
     longDescription = ''
       TestDisk is a powerful free data recovery software. It was primarily
diff --git a/pkgs/tools/system/thermald/default.nix b/pkgs/tools/system/thermald/default.nix
index fae772a2713fc..560985a94f33b 100644
--- a/pkgs/tools/system/thermald/default.nix
+++ b/pkgs/tools/system/thermald/default.nix
@@ -35,7 +35,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Thermal Daemon";
-    homepage = https://01.org/linux-thermal-daemon;
+    homepage = "https://01.org/linux-thermal-daemon";
     license = licenses.gpl2;
     platforms = [ "x86_64-linux" "i686-linux" ];
     maintainers = with maintainers; [ abbradar ];
diff --git a/pkgs/tools/system/throttled/default.nix b/pkgs/tools/system/throttled/default.nix
index 02ff751138246..71bb6dfb357d1 100644
--- a/pkgs/tools/system/throttled/default.nix
+++ b/pkgs/tools/system/throttled/default.nix
@@ -35,7 +35,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Fix for Intel CPU throttling issues";
-    homepage = https://github.com/erpalma/throttled;
+    homepage = "https://github.com/erpalma/throttled";
     license = licenses.mit;
     platforms = [ "x86_64-linux" ];
     maintainers = with maintainers; [ michaelpj ];
diff --git a/pkgs/tools/system/tm/default.nix b/pkgs/tools/system/tm/default.nix
index cbb1fd88669a0..390eae4de50a3 100644
--- a/pkgs/tools/system/tm/default.nix
+++ b/pkgs/tools/system/tm/default.nix
@@ -11,12 +11,12 @@ stdenv.mkDerivation {
   '';
 
   src = fetchurl {
-    url = http://vicerveza.homeunix.net/~viric/soft/tm/tm-0.4.1.tar.gz;
+    url = "http://vicerveza.homeunix.net/~viric/soft/tm/tm-0.4.1.tar.gz";
     sha256 = "3b389bc03b6964ad5ffa57a344b891fdbcf7c9b2604adda723a863f83657c4a0";
   };
 
   meta = with stdenv.lib; {
-    homepage = http://vicerveza.homeunix.net/~viric/soft/tm;
+    homepage = "http://vicerveza.homeunix.net/~viric/soft/tm";
     description = "Terminal mixer - multiplexer for the i/o of terminal applications";
     license = licenses.gpl2;
     maintainers = with maintainers; [ viric ];
diff --git a/pkgs/tools/system/tree/default.nix b/pkgs/tools/system/tree/default.nix
index 0163d55021733..24d11a9c0ee89 100644
--- a/pkgs/tools/system/tree/default.nix
+++ b/pkgs/tools/system/tree/default.nix
@@ -43,7 +43,7 @@ stdenv.mkDerivation {
   '';
 
   meta = {
-    homepage = http://mama.indstate.edu/users/ice/tree/;
+    homepage = "http://mama.indstate.edu/users/ice/tree/";
     description = "Command to produce a depth indented directory listing";
     license = stdenv.lib.licenses.gpl2;
 
diff --git a/pkgs/tools/system/ts/default.nix b/pkgs/tools/system/ts/default.nix
index 79ba7d8930408..4046b36381121 100644
--- a/pkgs/tools/system/ts/default.nix
+++ b/pkgs/tools/system/ts/default.nix
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
   };
 
   meta = with stdenv.lib; {
-    homepage = http://vicerveza.homeunix.net/~viric/soft/ts;
+    homepage = "http://vicerveza.homeunix.net/~viric/soft/ts";
     description = "Task spooler - batch queue";
     license = licenses.gpl2;
     maintainers = with maintainers; [ viric ];
diff --git a/pkgs/tools/system/undaemonize/default.nix b/pkgs/tools/system/undaemonize/default.nix
index 0f33a8d34c33d..e82ee18b8314a 100644
--- a/pkgs/tools/system/undaemonize/default.nix
+++ b/pkgs/tools/system/undaemonize/default.nix
@@ -13,7 +13,7 @@ stdenv.mkDerivation {
   '';
   meta = {
     description = "Tiny helper utility to force programs which insist on daemonizing themselves to run in the foreground";
-    homepage = https://github.com/nickstenning/undaemonize;
+    homepage = "https://github.com/nickstenning/undaemonize";
     license = stdenv.lib.licenses.mit;
     maintainers = [ stdenv.lib.maintainers.canndrew ];
     platforms = stdenv.lib.platforms.linux;
diff --git a/pkgs/tools/system/uptimed/default.nix b/pkgs/tools/system/uptimed/default.nix
index 2e856aaf9beae..e9224977542fc 100644
--- a/pkgs/tools/system/uptimed/default.nix
+++ b/pkgs/tools/system/uptimed/default.nix
@@ -22,7 +22,7 @@ stdenv.mkDerivation rec {
       each other. Uptimed comes with a console front-end to parse the records,
       which can also easily be used to show your records on a web page.
     '';
-    homepage = https://github.com/rpodgorny/uptimed/;
+    homepage = "https://github.com/rpodgorny/uptimed/";
     license = licenses.gpl2;
     platforms = platforms.linux;
   };
diff --git a/pkgs/tools/system/vbetool/default.nix b/pkgs/tools/system/vbetool/default.nix
index 06ae286266249..dc2ec24e594aa 100644
--- a/pkgs/tools/system/vbetool/default.nix
+++ b/pkgs/tools/system/vbetool/default.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Video BIOS execution tool";
-    homepage = http://www.codon.org.uk/~mjg59/vbetool/;
+    homepage = "http://www.codon.org.uk/~mjg59/vbetool/";
     maintainers = [ maintainers.raskin ];
     platforms = platforms.linux;
     license = licenses.gpl2;
diff --git a/pkgs/tools/system/which/default.nix b/pkgs/tools/system/which/default.nix
index 12aac2508cbff..79a50e43ed8b3 100644
--- a/pkgs/tools/system/which/default.nix
+++ b/pkgs/tools/system/which/default.nix
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
   };
 
   meta = with stdenv.lib; {
-    homepage = https://www.gnu.org/software/which/;
+    homepage = "https://www.gnu.org/software/which/";
     description = "Shows the full path of (shell) commands";
     platforms = platforms.all;
     license = licenses.gpl3;
diff --git a/pkgs/tools/system/wsmancli/default.nix b/pkgs/tools/system/wsmancli/default.nix
index da502946781be..79fb92d5bb2a4 100644
--- a/pkgs/tools/system/wsmancli/default.nix
+++ b/pkgs/tools/system/wsmancli/default.nix
@@ -29,7 +29,7 @@ stdenv.mkDerivation rec {
       also has several switches to allow for optional features of the
       WS-Management specification and Testing.
     '';
-    downloadPage = https://github.com/Openwsman/wsmancli/releases;
+    downloadPage = "https://github.com/Openwsman/wsmancli/releases";
     inherit (openwsman.meta) homepage license maintainers platforms;
     inherit version;
   };
diff --git a/pkgs/tools/system/xe/default.nix b/pkgs/tools/system/xe/default.nix
index 62423ff594ff3..2464f624a28e8 100644
--- a/pkgs/tools/system/xe/default.nix
+++ b/pkgs/tools/system/xe/default.nix
@@ -15,7 +15,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Simple xargs and apply replacement";
-    homepage = https://github.com/chneukirchen/xe;
+    homepage = "https://github.com/chneukirchen/xe";
     license = licenses.publicDomain;
     platforms = platforms.all;
     maintainers = with maintainers; [ cstrahan ];
diff --git a/pkgs/tools/system/yeshup/default.nix b/pkgs/tools/system/yeshup/default.nix
index 42060aed295a0..3242eeaeebc57 100644
--- a/pkgs/tools/system/yeshup/default.nix
+++ b/pkgs/tools/system/yeshup/default.nix
@@ -17,7 +17,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/RhysU/yeshup;
+    homepage = "https://github.com/RhysU/yeshup";
     platforms = platforms.linux;
     license = licenses.cc-by-sa-30; # From Stackoverflow answer
     maintainers = with maintainers; [ obadz ];
diff --git a/pkgs/tools/system/ytop/default.nix b/pkgs/tools/system/ytop/default.nix
index 7bd97507beaf1..de1678958dbb5 100644
--- a/pkgs/tools/system/ytop/default.nix
+++ b/pkgs/tools/system/ytop/default.nix
@@ -19,7 +19,7 @@ rustPlatform.buildRustPackage rec {
 
   meta = with stdenv.lib; {
     description = "A TUI system monitor written in Rust";
-    homepage = https://github.com/cjbassi/ytop;
+    homepage = "https://github.com/cjbassi/ytop";
     license = licenses.mit;
     maintainers = with maintainers; [ sikmir ];
     platforms = platforms.unix;