diff --git a/pkgs/development/libraries/haskell/ixdopp/default.nix b/pkgs/development/libraries/haskell/ixdopp/default.nix
deleted file mode 100644
index 25b4ebed648..00000000000
--- a/pkgs/development/libraries/haskell/ixdopp/default.nix
+++ /dev/null
@@ -1,18 +0,0 @@
-# This file was auto-generated by cabal2nix. Please do NOT edit manually!
-
-{ cabal, preprocessorTools, syb }:
-
-cabal.mkDerivation (self: {
-  pname = "ixdopp";
-  version = "0.1.3";
-  sha256 = "1vknwznk42b33q4pmh6z620g761yf3cmsmrmhilgq42i5qhll4d4";
-  isLibrary = false;
-  isExecutable = true;
-  buildDepends = [ preprocessorTools syb ];
-  meta = {
-    homepage = "http://www.eecs.harvard.edu/~tov/pubs/haskell-session-types/";
-    description = "A preprocessor for expanding \"ixdo\" notation for indexed monads";
-    license = self.stdenv.lib.licenses.bsd3;
-    platforms = self.ghc.meta.platforms;
-  };
-})
diff --git a/pkgs/top-level/haskell-packages.nix b/pkgs/top-level/haskell-packages.nix
index fb07cf55413..9b725c798e4 100644
--- a/pkgs/top-level/haskell-packages.nix
+++ b/pkgs/top-level/haskell-packages.nix
@@ -1442,10 +1442,6 @@ self : let callPackage = x : y : modifyPrio (newScope self x y); in
 
   ivory = callPackage ../development/libraries/haskell/ivory {};
 
-  ixdopp = callPackage ../development/libraries/haskell/ixdopp {
-    preprocessorTools = self.preprocessorTools_0_1_3;
-  };
-
   ixset = callPackage ../development/libraries/haskell/ixset {};
 
   ixShapable = callPackage ../development/libraries/haskell/ix-shapable {};