3 files changed, 3 insertions, 3 deletions
diff --git a/pkgs/development/tools/build-managers/gnumake/default.nix b/pkgs/development/tools/build-managers/gnumake/default.nix
index cd58f2624edb6..2d83d10094deb 100644
--- a/pkgs/development/tools/build-managers/gnumake/default.nix
+++ b/pkgs/development/tools/build-managers/gnumake/default.nix
@@ -3,7 +3,7 @@
 stdenv.mkDerivation {
   name = "gnumake-3.81";
   src = fetchurl {
-    url = http://ftp.gnu.org/pub/gnu/make/make-3.81.tar.bz2;
+    url = http://nix.cs.uu.nl/dist/tarballs/make-3.81.tar.bz2;
     md5 = "354853e0b2da90c527e35aabb8d6f1e6";
   };
   patches = [./log.diff];
diff --git a/pkgs/development/tools/build-managers/mk/default.nix b/pkgs/development/tools/build-managers/mk/default.nix
index 65c934ec332d2..bc4fbdcd54ea5 100644
--- a/pkgs/development/tools/build-managers/mk/default.nix
+++ b/pkgs/development/tools/build-managers/mk/default.nix
@@ -3,7 +3,7 @@
 stdenv.mkDerivation {
   name = "mk-2006-01-31";
   src = fetchurl {
-    url = http://losser.st-lab.cs.uu.nl/~cddouma/dist/mk-20060131.tar.gz;
+    url = http://nix.cs.uu.nl/dist/tarballs/mk-20060131.tar.gz;
     md5 = "167fd4e0eea4f49def01984ec203289b";
   };
   builder = ./builder.sh;
diff --git a/pkgs/development/tools/build-managers/scons/default.nix b/pkgs/development/tools/build-managers/scons/default.nix
index 134c35307b56f..960d9ea8e3326 100644
--- a/pkgs/development/tools/build-managers/scons/default.nix
+++ b/pkgs/development/tools/build-managers/scons/default.nix
@@ -4,7 +4,7 @@ stdenv.mkDerivation {
   name = "scons-0.96.1";
   builder = ./builder.sh;
   src = fetchurl {
-    url = http://surfnet.dl.sourceforge.net/sourceforge/scons/scons-0.96.1.tar.gz;
+    url = http://nix.cs.uu.nl/dist/tarballs/scons-0.96.1.tar.gz;
     md5 = "45b1c346edd8a0970210aeb1e82557c9";
   };
   buildInputs = [python];