diff --git a/roles/varnish/templates/proxy.vcl.j2 b/roles/varnish/templates/proxy.vcl.j2
index ba9d44b6bc..440f32ca85 100644
--- a/roles/varnish/templates/proxy.vcl.j2
+++ b/roles/varnish/templates/proxy.vcl.j2
@@ -286,7 +286,7 @@ sub vcl_recv {
             }
         }
     }
-    if (req.http.X-Forwarded-Server ~ "^lists.fedoraproject.org") {
+    if (req.http.X-Forwarded-Server ~ "^lists.fedoraproject.org" || req.http.X-Forwarded-Server ~ "^lists.stg.fedoraproject.org") {
         set req.backend_hint = mailman;
     }
     if (req.http.X-Forwarded-Server ~ "^apps.fedoraproject.org" || req.http.X-Forwarded-Server ~ "^apps.stg.fedoraproject.org") {