diff --git a/pkgs/development/libraries/haskell/Shellac/Shellac.nix b/pkgs/development/libraries/haskell/Shellac/Shellac.nix
index a7034f27922..4f8b48fb15f 100644
--- a/pkgs/development/libraries/haskell/Shellac/Shellac.nix
+++ b/pkgs/development/libraries/haskell/Shellac/Shellac.nix
@@ -1,12 +1,15 @@
-{cabal, mtl}:
+{cabal, mtl} :
 
 cabal.mkDerivation (self : {
   pname = "Shellac";
-  version = "0.9.5";
-  sha256 = "a8b07918be23b7e7c3114aed7d929f95ace37fbacd82f185358f05f337f09c70";
-  propagatedBuildInputs = [mtl];
+  version = "0.9.5.1";
+  sha256 = "19fpbh5ijy9xc3rhl9qwyan8jfnz9nsqvnsjxb7kkb7l2bpz4qfp";
+  propagatedBuildInputs = [ mtl ];
   meta = {
-    description = "A framework for creating shell environments";
+    homepage = "http://www.cs.princeton.edu/~rdockins/shellac/home/";
+    description = "A framework for creating shell envinronments";
+    license = self.stdenv.lib.licenses.bsd3;
+    platforms = self.stdenv.lib.platforms.haskellPlatforms;
+    maintainers = [ self.stdenv.lib.maintainers.simons ];
   };
 })
-