diff --git a/pkgs/development/compilers/ghc/7.4.1.nix b/pkgs/development/compilers/ghc/7.4.1.nix
index 9a554a467d8d..62d49910e9a8 100644
--- a/pkgs/development/compilers/ghc/7.4.1.nix
+++ b/pkgs/development/compilers/ghc/7.4.1.nix
@@ -38,7 +38,7 @@ stdenv.mkDerivation rec {
       stdenv.lib.maintainers.andres
       stdenv.lib.maintainers.simons
     ];
-    platforms = ghc.meta.platforms;
+    platforms = ["x86_64-linux" "i686-linux" "i686-darwin" "x86_64-darwin"];
   };
 
 }