diff --git a/environment-modules.spec b/environment-modules.spec
index e358e75..affed5e 100644
--- a/environment-modules.spec
+++ b/environment-modules.spec
@@ -11,7 +11,7 @@ Summary:        Provides dynamic modification of a user's environment
 
 License:        GPL-2.0-or-later
 URL:            https://envmodules.io
-Source0:        http://downloads.sourceforge.net/modules/modules-%{version}.tar.bz2
+Source0:        http://downloads.sourceforge.net/modules/modules-%{version}.tar.gz
 
 BuildRequires:  tcl
 BuildRequires:  dejagnu