diff --git a/ipasserelle-listes.spec b/ipasserelle-listes.spec
index a31f37e..371aa39 100644
--- a/ipasserelle-listes.spec
+++ b/ipasserelle-listes.spec
@@ -17,11 +17,12 @@ BuildArch: noarch
 BuildRequires: e-smith-devtools
 
 Requires: ipasserelle-base
-Requires: smeserver-mailman
+Provides: smeserver-mailman
+Obsoletes: smeserver-mailman
 
 %description
 iPasserelle module for the mailing list service
-Uses smeserver-mailman
+Includes (most of) smeserver-mailman
 
 %changelog
 * Sat Jun 9 2012 Daniel Berteaud <daniel@firewall-services.com> - 0.1.1-1.sme