diff --git a/pkgs/tools/compression/xz/default.nix b/pkgs/tools/compression/xz/default.nix
index 082fc8be7330..b65a86a06b3a 100644
--- a/pkgs/tools/compression/xz/default.nix
+++ b/pkgs/tools/compression/xz/default.nix
@@ -1,7 +1,7 @@
 {stdenv, fetchurl, lib}:
 
 stdenv.mkDerivation {
-  name = "xz";
+  name = "xz-4.999.9beta";
   
   src = fetchurl {
     url = http://tukaani.org/xz/xz-4.999.9beta.tar.bz2;