diff --git a/pkgs/development/libraries/haskell/zlib/0.5.4.1.nix b/pkgs/development/libraries/haskell/zlib/0.5.4.1.nix
new file mode 100644
index 00000000000..c1fa7d78d0a
--- /dev/null
+++ b/pkgs/development/libraries/haskell/zlib/0.5.4.1.nix
@@ -0,0 +1,14 @@
+{ cabal, zlib }:
+
+cabal.mkDerivation (self: {
+  pname = "zlib";
+  version = "0.5.4.1";
+  sha256 = "0l550l2qw4gx530h1yjjpdh6rkm59l9l6jbmlm0vx41cqpj6b8yc";
+  extraLibraries = [ zlib ];
+  meta = {
+    description = "Compression and decompression in the gzip and zlib formats";
+    license = self.stdenv.lib.licenses.bsd3;
+    platforms = self.ghc.meta.platforms;
+    maintainers = [ self.stdenv.lib.maintainers.andres ];
+  };
+})
diff --git a/pkgs/top-level/haskell-packages.nix b/pkgs/top-level/haskell-packages.nix
index b3c07255a32..c360214e2c6 100644
--- a/pkgs/top-level/haskell-packages.nix
+++ b/pkgs/top-level/haskell-packages.nix
@@ -145,7 +145,7 @@ let result = let callPackage = x : y : modifyPrio (newScope result.final x y);
     transformers = self.transformers_0_3_0_0;   # 7.6 ok
     vector       = self.vector_0_10_0_1;        # 7.6 ok
     xhtml        = self.xhtml_3000_2_1;         # 7.6 ok
-    zlib         = self.zlib_0_5_4_0;           # 7.6 ok
+    zlib         = self.zlib_0_5_4_1;           # 7.6 ok
     cabalInstall = self.cabalInstall_1_16_0_2;  # 7.6 ok
     alex         = self.alex_3_0_4;             # 7.6 ok
     haddock      = self.haddock_2_13_1;         # 7.6 ok
@@ -1962,7 +1962,10 @@ let result = let callPackage = x : y : modifyPrio (newScope result.final x y);
   zlib_0_5_4_0 = callPackage ../development/libraries/haskell/zlib/0.5.4.0.nix {
     inherit (pkgs) zlib;
   };
-  zlib = self.zlib_0_5_4_0;
+  zlib_0_5_4_1 = callPackage ../development/libraries/haskell/zlib/0.5.4.1.nix {
+    inherit (pkgs) zlib;
+  };
+  zlib = self.zlib_0_5_4_1;
 
   zlibBindings = callPackage ../development/libraries/haskell/zlib-bindings {};