diff --git a/packages/services/agent-service/src/infrastructure/feishu/feishu-router.service.ts b/packages/services/agent-service/src/infrastructure/feishu/feishu-router.service.ts
index 33cae26..7ad80b7 100644
--- a/packages/services/agent-service/src/infrastructure/feishu/feishu-router.service.ts
+++ b/packages/services/agent-service/src/infrastructure/feishu/feishu-router.service.ts
@@ -290,7 +290,7 @@ export class FeishuRouterService implements OnModuleInit, OnModuleDestroy {
     const messageId = message.message_id;
     const chatType  = message.chat_type; // 'p2p' or 'group'
     const chatId    = message.chat_id;
-    const msgType   = message.msg_type;
+    const msgType   = message.message_type ?? message.msg_type; // SDK uses message_type
 
     if (!openId || !messageId) return;