diff --git a/server/server.go b/server/server.go
index 5f08c4d..797bb8a 100644
--- a/server/server.go
+++ b/server/server.go
@@ -269,7 +269,7 @@ func (session *Session) validateDomain(to string) error {
 	}
 
 	for _, d := range session.b.AllowedDomains {
-		if pieces[2] == d {
+		if pieces[1] == d {
 			return nil
 		}
 	}