diff --git a/pkgs/development/libraries/haskell/Safe/default.nix b/pkgs/development/libraries/haskell/Safe/default.nix
deleted file mode 100644
index f35877cd656..00000000000
--- a/pkgs/development/libraries/haskell/Safe/default.nix
+++ /dev/null
@@ -1,13 +0,0 @@
-{ cabal }:
-
-cabal.mkDerivation (self: {
-  pname = "Safe";
-  version = "0.1";
-  sha256 = "0ybi5r4635yjx41ig54bm426fbdzrivc5kn8fwqxmzm62ai0v623";
-  meta = {
-    homepage = "http://www-users.cs.york.ac.uk/~ndm/projects/libraries.php";
-    description = "Library for safe (pattern match free) functions";
-    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 39d6a58aeab..b3c07255a32 100644
--- a/pkgs/top-level/haskell-packages.nix
+++ b/pkgs/top-level/haskell-packages.nix
@@ -1552,8 +1552,6 @@ let result = let callPackage = x : y : modifyPrio (newScope result.final x y);
 
   safe = callPackage ../development/libraries/haskell/safe {};
 
-  Safe = callPackage ../development/libraries/haskell/Safe {};
-
   SafeSemaphore = callPackage ../development/libraries/haskell/SafeSemaphore {};
 
   sendfile = callPackage ../development/libraries/haskell/sendfile {};