diff --git a/pkgs/development/libraries/haskell/snap/snap.nix b/pkgs/development/libraries/haskell/snap/snap.nix
index f4d26a03b2f9..94f452f69b88 100644
--- a/pkgs/development/libraries/haskell/snap/snap.nix
+++ b/pkgs/development/libraries/haskell/snap/snap.nix
@@ -8,8 +8,8 @@
 
 cabal.mkDerivation (self: {
   pname = "snap";
-  version = "0.13.0.2";
-  sha256 = "1ss5r7nyp5w4gwrbm5v79jr4si3w9ci7dypsaqrxjw7ga95znsbm";
+  version = "0.13.0.3";
+  sha256 = "0gwcrsmcx5823w53nfi92gg2hkjnyxd3mp97qijp5p8y83mhh0l0";
   isLibrary = true;
   isExecutable = true;
   buildDepends = [