diff --git a/pkgs/development/libraries/xlibs/libXft/default.nix b/pkgs/development/libraries/xlibs/libXft/default.nix
index faaabc32a2ba..0b4cf6068652 100644
--- a/pkgs/development/libraries/xlibs/libXft/default.nix
+++ b/pkgs/development/libraries/xlibs/libXft/default.nix
@@ -3,7 +3,7 @@
 # !!! assert freetype `elem` fontconfig.buildInputs or some such
 # assert freetype == fontconfig.freetype;
 
-stdenv.mkDerivation {
+(stdenv.mkDerivation {
   name = "libXft-2.1.6";
   src = fetchurl {
     url = http://freedesktop.org/~xlibs/release/libXft-2.1.6.tar.bz2;
@@ -11,4 +11,4 @@ stdenv.mkDerivation {
   };
   buildInputs = [pkgconfig];
   propagatedBuildInputs = [libX11 libXrender freetype fontconfig];
-}
+}) // {inherit freetype fontconfig;}
\ No newline at end of file
diff --git a/pkgs/system/all-packages-generic.nix b/pkgs/system/all-packages-generic.nix
index 6b22cc492a8e..4464ce0f9fa8 100644
--- a/pkgs/system/all-packages-generic.nix
+++ b/pkgs/system/all-packages-generic.nix
@@ -604,7 +604,7 @@ rec {
     inherit fetchurl stdenv x11 libtiff libjpeg libpng;
   };
 
-  qt = import ../development/libraries/qt-3 {
+  qt3 = import ../development/libraries/qt-3 {
     inherit fetchurl stdenv x11 zlib libjpeg libpng;
     inherit (xlibs) libXft libXrender;
   };
diff --git a/pkgs/system/populate-cache.nix b/pkgs/system/populate-cache.nix
index fb19c7936b5b..05cbc0b63ade 100644
--- a/pkgs/system/populate-cache.nix
+++ b/pkgs/system/populate-cache.nix
@@ -71,6 +71,7 @@ let {
     openssl
     mktemp
     strace
+    qt3
 
     postgresql
     jetty