diff --git a/pkgs/applications/networking/umurmur/default.nix b/pkgs/applications/networking/umurmur/default.nix
index 7c731874a5f5..715e7fa6998f 100644
--- a/pkgs/applications/networking/umurmur/default.nix
+++ b/pkgs/applications/networking/umurmur/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, openssl, protobufc, libconfig }:
 
 stdenv.mkDerivation rec {
-  name = "umurmur-0.2.10";
+  name = "umurmur-0.2.12";
   
   src = fetchurl {
     url = "http://umurmur.googlecode.com/files/${name}.tar.gz";
-    sha256 = "0c990jvm73a6lajr1qlzw0p6nkshkh2nqwjmz2sq79pj0hm9ckvy";
+    sha1 = "5be3c765af3c5f518d1e1bbd828b3582ad4097cd";
   };
   
   buildInputs = [ openssl protobufc libconfig ];