-/^(postmaster|root|abuse|sympa-request)@cyclocoop\.org$/ $1@heureux-cyclage.org
-/^(listmaster|sympa)@cyclocoop\.org$/ $1@heureux-cyclage.org
+/^(postmaster|root|abuse|sympa-request)@(cyclocoop\.org)$/ $2-$1
+/^(listmaster|sympa)@(cyclocoop\.org)$/ $2-$1