diff --git a/libgnomeui.spec b/libgnomeui.spec
index 314e57c..033da37 100644
--- a/libgnomeui.spec
+++ b/libgnomeui.spec
@@ -20,7 +20,7 @@ Name: libgnomeui
 Version: 2.12.0
 Release: 1
 URL: ftp://ftp.gnome.org
-Source0: %{name}-%{version}.tar.gz
+Source0: %{name}-%{version}.tar.bz2
 License: LGPL
 Group: System Environment/Libraries
 BuildRoot: %{_tmppath}/%{name}-root