diff --git a/pkgs/top-level/haskell-packages.nix b/pkgs/top-level/haskell-packages.nix
index 07dab1986e6..0296b2e602a 100644
--- a/pkgs/top-level/haskell-packages.nix
+++ b/pkgs/top-level/haskell-packages.nix
@@ -2519,8 +2519,6 @@ self : let callPackage = x : y : modifyPrio (newScope self x y); in
 
   cpphs = callPackage ../development/tools/misc/cpphs {};
 
-  Ebnf2ps = callPackage ../development/tools/parsing/Ebnf2ps {};
-
   haddock_2_4_2 = callPackage ../development/tools/documentation/haddock/2.4.2.nix { Cabal = null; };
   haddock_2_7_2 = callPackage ../development/tools/documentation/haddock/2.7.2.nix { alex = self.alex_2_3_5; };
   haddock_2_9_2 = callPackage ../development/tools/documentation/haddock/2.9.2.nix {};