diff --git a/pkgs/development/compilers/ghc/6.10.1-binary.nix b/pkgs/development/compilers/ghc/6.10.1-binary.nix
index 459a1b94724..c43f8525a33 100644
--- a/pkgs/development/compilers/ghc/6.10.1-binary.nix
+++ b/pkgs/development/compilers/ghc/6.10.1-binary.nix
@@ -100,5 +100,5 @@ stdenv.mkDerivation rec {
         [ $(./main) == "yes" ]
       '';
 
-  meta.platforms = [ "i686-darwin" "x86_64-linux" "i686-linux"] ;
+  meta.platforms = stdenv.lib.platforms.haskellPlatforms;
 }
diff --git a/pkgs/development/compilers/ghc/7.0.2.nix b/pkgs/development/compilers/ghc/7.0.2.nix
index c99c8c813f1..ca59a8b5311 100644
--- a/pkgs/development/compilers/ghc/7.0.2.nix
+++ b/pkgs/development/compilers/ghc/7.0.2.nix
@@ -37,7 +37,7 @@ stdenv.mkDerivation rec {
       stdenv.lib.maintainers.marcweber
       stdenv.lib.maintainers.andres
     ];
-    platforms = stdenv.lib.platforms.linux ++ stdenv.lib.platforms.darwin;
+    platforms = stdenv.lib.platforms.haskellPlatforms;
   };
 
 }
diff --git a/pkgs/development/compilers/ghc/7.0.3.nix b/pkgs/development/compilers/ghc/7.0.3.nix
index 210de944587..b1ecb5a1db6 100644
--- a/pkgs/development/compilers/ghc/7.0.3.nix
+++ b/pkgs/development/compilers/ghc/7.0.3.nix
@@ -37,7 +37,7 @@ stdenv.mkDerivation rec {
       stdenv.lib.maintainers.marcweber
       stdenv.lib.maintainers.andres
     ];
-    platforms = stdenv.lib.platforms.linux ++ stdenv.lib.platforms.darwin;
+    platforms = stdenv.lib.platforms.haskellPlatforms;
   };
 
 }
diff --git a/pkgs/development/compilers/ghc/7.0.4.nix b/pkgs/development/compilers/ghc/7.0.4.nix
index 3892efd0546..ca3f72f08e4 100644
--- a/pkgs/development/compilers/ghc/7.0.4.nix
+++ b/pkgs/development/compilers/ghc/7.0.4.nix
@@ -37,7 +37,7 @@ stdenv.mkDerivation rec {
       stdenv.lib.maintainers.marcweber
       stdenv.lib.maintainers.andres
     ];
-    platforms = stdenv.lib.platforms.linux ++ stdenv.lib.platforms.darwin;
+    platforms = stdenv.lib.platforms.haskellPlatforms;
   };
 
 }