diff --git a/gtk2.spec b/gtk2.spec
index b8a90f1..309eb85 100644
--- a/gtk2.spec
+++ b/gtk2.spec
@@ -19,7 +19,7 @@ Version: %{base_version}
 Release: 1%{?dist}
 License: LGPL
 Group: System Environment/Libraries
-Source: http://ftp.gnome.org/pub/gnome/sources/gtk+/2.10/gtk+-%{version}.tar.gz
+Source: http://ftp.gnome.org/pub/gnome/sources/gtk+/2.10/gtk+-%{version}.tar.bz2
 Source1: update-scripts.tar.gz
 
 # Biarch changes