diff --git a/pkgs/development/haskell-modules/configuration-ghc-7.10.x.nix b/pkgs/development/haskell-modules/configuration-ghc-7.10.x.nix
index d71d829bcb59..c2899d32026d 100644
--- a/pkgs/development/haskell-modules/configuration-ghc-7.10.x.nix
+++ b/pkgs/development/haskell-modules/configuration-ghc-7.10.x.nix
@@ -157,9 +157,6 @@ self: super: {
   haddock-api = self.haddock-api_2_16_1;
   haddock-library = self.haddock-library_1_2_1;
 
-  # lens-family-th >= 0.5.0.0 is GHC 8.0 only
-  lens-family-th = self.lens-family-th_0_4_1_0;
-
   # The tests in vty-ui do not build, but vty-ui itself builds.
   vty-ui = enableCabalFlag super.vty-ui "no-tests";