diff --git a/blacklist_sender_domain.map b/blacklist_sender_domain.map
index ed0f009..47737b4 100644
--- a/blacklist_sender_domain.map
+++ b/blacklist_sender_domain.map
@@ -2,4 +2,4 @@ qq.com
 ttttt.ba
 xxx.com
 rr.com
-
+mm