diff --git a/pkgs/tools/graphics/zbar/default.nix b/pkgs/tools/graphics/zbar/default.nix
index 51dcc2a9c808..0334e2087728 100644
--- a/pkgs/tools/graphics/zbar/default.nix
+++ b/pkgs/tools/graphics/zbar/default.nix
@@ -1,6 +1,6 @@
 x@{builderDefsPackage
   , imagemagickBig, pkgconfig, python, pygtk, perl, libX11, libv4l
-  , qt4, lzma, gtk2
+  , qt4, lzma, gtk2, ghostscriptX
   , ...}:
 builderDefsPackage
 (a :  
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index b2a5e744f6c0..8c5ec408d598 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -3616,6 +3616,7 @@ let
     pygtk = lib.overrideDerivation pygtk (x: {
       gtk = gtk2;
     });
+    ghostscript = ghostscriptX;
   };
 
   zdelta = callPackage ../tools/compression/zdelta { };