diff --git a/federationapi/internal/perform.go b/federationapi/internal/perform.go
index 8cd94434..aac36cc7 100644
--- a/federationapi/internal/perform.go
+++ b/federationapi/internal/perform.go
@@ -75,7 +75,7 @@ func (r *FederationInternalAPI) PerformJoin(
 	seenSet := make(map[gomatrixserverlib.ServerName]bool)
 	var uniqueList []gomatrixserverlib.ServerName
 	for _, srv := range request.ServerNames {
-		if seenSet[srv] {
+		if seenSet[srv] || srv == r.cfg.Matrix.ServerName {
 			continue
 		}
 		seenSet[srv] = true