diff --git a/protocol/userProxy.proto b/protocol/userProxy.proto
index fdef3a0b36369554a294b8cfcc42b8e5c9c44bb2..548e597708d50e7bd1ba48ac21c5307d7d0a6bb6 100644
--- a/protocol/userProxy.proto
+++ b/protocol/userProxy.proto
@@ -291,6 +291,7 @@ message GlobalBroadcast {
     string msg = 6;
     string groupId = 7;
     uint32 senderNobleLevel = 8;
+    bool isPinned = 9;
 }
 
 /* id == 124 全球消息 */