diff --git a/pkgs/top-level/release.nix b/pkgs/top-level/release.nix
index c08a95c1b030..67e132e11edd 100644
--- a/pkgs/top-level/release.nix
+++ b/pkgs/top-level/release.nix
@@ -485,6 +485,10 @@ in {
     xmonad = linux;
   };
 
+  haskellPackages_ghc6121 = {
+    ghc = ghcSupported;
+  };
+
   kde3 = {
     kdebase = linux;
     kdelibs = linux;