diff --git a/pkgs/development/libraries/openjpeg/default.nix b/pkgs/development/libraries/openjpeg/default.nix
index 575d580faf6..6024456652c 100644
--- a/pkgs/development/libraries/openjpeg/default.nix
+++ b/pkgs/development/libraries/openjpeg/default.nix
@@ -1,11 +1,11 @@
-{ stdenv, fetchurl }: 
+{ stdenv, fetchurl }:
+
+stdenv.mkDerivation rec {
+  name = "openjpeg-1.5.1";
 
-stdenv.mkDerivation {
-  name = "openjpeg-1.5.0";
-  
   src = fetchurl {
-    url = http://openjpeg.googlecode.com/files/openjpeg-1.5.0.tar.gz;
-    sha256 = "1kja6s9dk0hh7p9064kg69y6vninwyvpqi8cap92waj38jmqz469";
+    url = "http://openjpeg.googlecode.com/files/${name}.tar.gz";
+    sha256 = "13dbyf3jwr4h2dn1k11zph3jgx17z7d66xmi640mbsf8l6bk1yvc";
   };
 
   meta = {