4 files changed, 5 insertions, 5 deletions
diff --git a/pkgs/tools/misc/graylog/plugins.nix b/pkgs/tools/misc/graylog/plugins.nix
index dea71d146ed..a8d571da7eb 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 840d4eacd37..f03b536c615 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=$'\n'
diff --git a/pkgs/tools/misc/woof/default.nix b/pkgs/tools/misc/woof/default.nix
index 1fd9f456705..35da2e0a4e9 100644
--- a/pkgs/tools/misc/woof/default.nix
+++ b/pkgs/tools/misc/woof/default.nix
@@ -3,7 +3,7 @@
 stdenv.mkDerivation rec {
   version = "2012-05-31";
   name = "woof-${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 c8adff788c7..f4a397ed9dd 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