diff --git a/pkgs/development/haskell-modules/configuration-ghc-8.0.x.nix b/pkgs/development/haskell-modules/configuration-ghc-8.0.x.nix
index 0753e64c1e8..2e013ee940a 100644
--- a/pkgs/development/haskell-modules/configuration-ghc-8.0.x.nix
+++ b/pkgs/development/haskell-modules/configuration-ghc-8.0.x.nix
@@ -47,7 +47,7 @@ self: super: {
   hspec-core = dontCheck super.hspec-core;
 
   # Deviate from Stackage here to fix lots of builds.
-  transformers-compat = super.transformers-compat_0_5_1_4;
+  transformers-compat = self.transformers-compat_0_5_1_4;
 
   # https://github.com/sol/doctest/issues/125
   doctest = self.doctest_0_11_0;