diff --git a/pkgs/development/libraries/haskell/nixos-types/default.nix b/pkgs/development/libraries/haskell/nixos-types/default.nix
deleted file mode 100644
index 88506a5377d4..000000000000
--- a/pkgs/development/libraries/haskell/nixos-types/default.nix
+++ /dev/null
@@ -1,18 +0,0 @@
-{ cabal, regexPosix }:
-
-cabal.mkDerivation (self: {
-  pname = "nixos-types";
-  version = "1.3";
-  sha256 = "0kdi3q316c9irrzwl1vx764f958i5d61v2vc03356sfyy13d19sk";
-  buildDepends = [ regexPosix ];
-  meta = {
-    homepage = "http://github.com/haskell4nix/nixos-types";
-    description = "Data types representing the Nix language";
-    license = self.stdenv.lib.licenses.bsd3;
-    platforms = self.ghc.meta.platforms;
-    maintainers = [
-      self.stdenv.lib.maintainers.andres
-      self.stdenv.lib.maintainers.simons
-    ];
-  };
-})
diff --git a/pkgs/top-level/haskell-packages.nix b/pkgs/top-level/haskell-packages.nix
index 7ee23a162b3c..0a7f30e9941c 100644
--- a/pkgs/top-level/haskell-packages.nix
+++ b/pkgs/top-level/haskell-packages.nix
@@ -1038,8 +1038,6 @@ let result = let callPackage = x : y : modifyPrio (newScope result.final x y);
   network_2_3_0_11 = callPackage ../development/libraries/haskell/network/2.3.0.11.nix {};
   network = self.network_2_3_0_11;
 
-  nixosTypes = callPackage ../development/libraries/haskell/nixos-types {};
-
   nonNegative = callPackage ../development/libraries/haskell/non-negative {};
 
   numericPrelude = callPackage ../development/libraries/haskell/numeric-prelude {};