diff --git a/pkgs/development/haskell-modules/default.nix b/pkgs/development/haskell-modules/default.nix
index d65ebd63c75..ecfb5cf5c4e 100644
--- a/pkgs/development/haskell-modules/default.nix
+++ b/pkgs/development/haskell-modules/default.nix
@@ -16,9 +16,9 @@ let
     let
 
       mkDerivation = pkgs.callPackage ./generic-builder.nix {
-        inherit stdenv ghc;
+        inherit stdenv;
         inherit (pkgs) fetchurl pkgconfig glibcLocales coreutils gnugrep gnused;
-        inherit (self) jailbreak-cabal;
+        inherit (self) ghc jailbreak-cabal;
         hscolour = overrideCabal self.hscolour (drv: {
           isLibrary = false;
           noHaddock = true;
@@ -41,10 +41,12 @@ let
     in
       import ./hackage-packages.nix { inherit pkgs stdenv callPackage; } self // {
 
-        inherit ghc mkDerivation callPackage;
+        inherit mkDerivation callPackage;
 
         ghcWithPackages = pkgs: callPackage ./with-packages-wrapper.nix { packages = pkgs self; };
 
+        ghc = ghc // { withPackages = self.ghcWithPackages; };
+
       };
 
   compatLayer = if provideOldAttributeNames then import ./compat-layer.nix else (self: super: {});