13 files changed, 16 insertions, 16 deletions
diff --git a/pkgs/tools/compression/mozlz4a/default.nix b/pkgs/tools/compression/mozlz4a/default.nix
index 19c160c62f5a0..9b9de8d8302fa 100644
--- a/pkgs/tools/compression/mozlz4a/default.nix
+++ b/pkgs/tools/compression/mozlz4a/default.nix
@@ -10,7 +10,7 @@ stdenv.mkDerivation rec {
     sha256 = "1d1ai062kdms34bya9dlykkx011rj8d8nh5l7d76xj8k9kv4ssq6";
   };
 
-  unpackPhase = "true;";
+  dontUnpack = true;
 
   installPhase = ''
     mkdir -p "$out/bin" "$out/${python3.sitePackages}/"
diff --git a/pkgs/tools/graphics/eplot/default.nix b/pkgs/tools/graphics/eplot/default.nix
index a98a5e0aaecee..ad8d9ebc6a22d 100644
--- a/pkgs/tools/graphics/eplot/default.nix
+++ b/pkgs/tools/graphics/eplot/default.nix
@@ -17,7 +17,7 @@ stdenv.mkDerivation rec {
 
   buildInputs = [ ruby ];
 
-  unpackPhase = "true";
+  dontUnpack = true;
 
   installPhase = ''
     mkdir -p "$out/bin"
diff --git a/pkgs/tools/graphics/zxing/default.nix b/pkgs/tools/graphics/zxing/default.nix
index a760336cfa384..3efb68e60d2b9 100644
--- a/pkgs/tools/graphics/zxing/default.nix
+++ b/pkgs/tools/graphics/zxing/default.nix
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
     sha256 = "0fzxvvf5dqyrs5m9rqw4ffm9h1s27bi7q3jb1dam34s80q2rp2zq";
   };
   inherit jre;
-  unpackPhase = ''true'';
+  dontUnpack = true;
   installPhase = ''
     mkdir -p "$out/lib/java" "$out/bin"
     cp "${core_jar}" "${javase_jar}" "$out/lib/java"
diff --git a/pkgs/tools/inputmethods/ibus/default.nix b/pkgs/tools/inputmethods/ibus/default.nix
index 31ac23b395c75..d2090d7767626 100644
--- a/pkgs/tools/inputmethods/ibus/default.nix
+++ b/pkgs/tools/inputmethods/ibus/default.nix
@@ -33,7 +33,7 @@ let
   };
   emojiData = stdenv.mkDerivation {
     name = "emoji-data-5.0";
-    unpackPhase = ":";
+    dontUnpack = true;
     installPhase = ''
       mkdir $out
       ${builtins.toString (flip mapAttrsToList emojiSrcs (k: v: "cp ${v} $out/emoji-${k}.txt;"))}
@@ -62,7 +62,7 @@ let
   };
   ucd = stdenv.mkDerivation rec {
     name = "ucd-12.0.0";
-    unpackPhase = ":";
+    dontUnpack = true;
     installPhase = ''
       mkdir $out
       ${builtins.toString (flip mapAttrsToList ucdSrcs (k: v: "cp ${v} $out/${k}.txt;"))}
diff --git a/pkgs/tools/misc/graylog/plugins.nix b/pkgs/tools/misc/graylog/plugins.nix
index dea71d146ed61..a8d571da7ebd8 100644
--- a/pkgs/tools/misc/graylog/plugins.nix
+++ b/pkgs/tools/misc/graylog/plugins.nix
@@ -14,7 +14,7 @@ let
   }:
     stdenv.mkDerivation (a // {
       inherit installPhase;
-      unpackPhase = "true";
+      dontUnpack = true;
       buildInputs = [ unzip ];
       meta = a.meta // {
         platforms = graylog.meta.platforms;
diff --git a/pkgs/tools/misc/mongodb-compass/default.nix b/pkgs/tools/misc/mongodb-compass/default.nix
index 840d4eacd3783..f03b536c6156f 100644
--- a/pkgs/tools/misc/mongodb-compass/default.nix
+++ b/pkgs/tools/misc/mongodb-compass/default.nix
@@ -57,7 +57,7 @@ in stdenv.mkDerivation {
   inherit src;
 
   buildInputs = [ dpkg ];
-  unpackPhase = "true";
+  dontUnpack = true;
 
   buildCommand = ''
     IFS=$'\n'
diff --git a/pkgs/tools/misc/woof/default.nix b/pkgs/tools/misc/woof/default.nix
index 1fd9f45670543..35da2e0a4e945 100644
--- a/pkgs/tools/misc/woof/default.nix
+++ b/pkgs/tools/misc/woof/default.nix
@@ -3,7 +3,7 @@
 stdenv.mkDerivation rec {
   version = "2012-05-31";
   name = "woof-${version}";
-  
+
   src = fetchurl {
     url = "http://www.home.unix-ag.org/simon/woof-${version}.py";
     sha256 = "d84353d07f768321a1921a67193510bf292cf0213295e8c7689176f32e945572";
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
 
   buildInputs = [ python ];
 
-  unpackPhase = "true";
+  dontUnpack = true;
 
   installPhase =
     ''
diff --git a/pkgs/tools/misc/x11idle/default.nix b/pkgs/tools/misc/x11idle/default.nix
index c8adff788c714..f4a397ed9ddc2 100644
--- a/pkgs/tools/misc/x11idle/default.nix
+++ b/pkgs/tools/misc/x11idle/default.nix
@@ -11,7 +11,7 @@ stdenv.mkDerivation {
 
   buildInputs = [ libXScrnSaver libX11 ];
 
-  unpackPhase = ":";
+  dontUnpack = true;
 
   installPhase = ''
     mkdir -p $out/bin
diff --git a/pkgs/tools/networking/nuttcp/default.nix b/pkgs/tools/networking/nuttcp/default.nix
index 34a34ef903d28..2ed9c330181cc 100644
--- a/pkgs/tools/networking/nuttcp/default.nix
+++ b/pkgs/tools/networking/nuttcp/default.nix
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
     sha256 = "1yang94mcdqg362qbi85b63746hk6gczxrk619hyj91v5763n4vx";
   };
 
-  unpackPhase = ":";
+  dontUnpack = true;
 
   buildPhase = ''
     cc -O2 -o nuttcp $src
diff --git a/pkgs/tools/networking/quickserve/default.nix b/pkgs/tools/networking/quickserve/default.nix
index d83784f9989c1..22589582e3b98 100644
--- a/pkgs/tools/networking/quickserve/default.nix
+++ b/pkgs/tools/networking/quickserve/default.nix
@@ -15,7 +15,7 @@ in stdenv.mkDerivation {
   pname = "quickserve";
   version = "2018";
 
-  unpackPhase = ":";
+  dontUnpack = true;
   nativeBuildInputs = [ makeWrapper ];
 
   installPhase = ''
diff --git a/pkgs/tools/package-management/nix-prefetch-scripts/default.nix b/pkgs/tools/package-management/nix-prefetch-scripts/default.nix
index ba47847f28b63..c23db106ea1ff 100644
--- a/pkgs/tools/package-management/nix-prefetch-scripts/default.nix
+++ b/pkgs/tools/package-management/nix-prefetch-scripts/default.nix
@@ -8,7 +8,7 @@ let mkPrefetchScript = tool: src: deps:
 
     nativeBuildInputs = [ makeWrapper ];
 
-    unpackPhase = ":";
+    dontUnpack = true;
 
     installPhase = ''
       install -vD ${src} $out/bin/$name;
diff --git a/pkgs/tools/virtualization/amazon-ecs-cli/default.nix b/pkgs/tools/virtualization/amazon-ecs-cli/default.nix
index 1578a759ec7d4..f62fdd2f78fbb 100644
--- a/pkgs/tools/virtualization/amazon-ecs-cli/default.nix
+++ b/pkgs/tools/virtualization/amazon-ecs-cli/default.nix
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
     sha256 = "12q167pbpxw38p1bzcy9z4ix7yh9giwkyrc4vq2qln3pjn9d31rj";
   };
 
-  unpackPhase = ":";
+  dontUnpack = true;
 
   installPhase =
     ''
diff --git a/pkgs/tools/virtualization/aws/default.nix b/pkgs/tools/virtualization/aws/default.nix
index 893d4f2aec23e..618a45075c954 100644
--- a/pkgs/tools/virtualization/aws/default.nix
+++ b/pkgs/tools/virtualization/aws/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation {
   name = "aws-1.75";
-  
+
   src = fetchurl {
     url = https://raw.github.com/timkay/aws/2f2ff99f9f5111ea708ae6cd14d20e264748e72b/aws;
     sha256 = "0d5asv73a58yb1bb1jpsw3c7asd62y86z5fwpg4llhjzkx79maj6";
@@ -10,7 +10,7 @@ stdenv.mkDerivation {
 
   buildInputs = [ perl ];
 
-  unpackPhase = "true";
+  dontUnpack = true;
 
   installPhase =
     ''