diff --git a/server/tools/protobuild/cs_proto.proto b/server/tools/protobuild/cs_proto.proto
index a2c9a9b0..6dfc7058 100755
--- a/server/tools/protobuild/cs_proto.proto
+++ b/server/tools/protobuild/cs_proto.proto
@@ -1018,6 +1018,8 @@ message CMJoin
     optional string pre_battle_payload = 70; //透传api战前校验信息
 
     optional string hero_uniid = 71; //英雄唯一id
+
+    optional int32 pve_instance_id = 72; //pve副本id
 }
 
 //断线重连