diff --git a/server/gameserver/mapmgr.cc b/server/gameserver/mapmgr.cc
index 08861c81..a0cca7e1 100644
--- a/server/gameserver/mapmgr.cc
+++ b/server/gameserver/mapmgr.cc
@@ -77,7 +77,9 @@ void MapMgr::AttachRoom(Room* room, RoomInitInfo& init_info)
     } else if (map_instance->GetMapMeta()->i->map_mode() != init_info.room_mode) {
 #ifdef DEBUG
 #else
-        map_instance = RandMapInstance(init_info.room_mode);
+        if (!room->pve_instance) {
+            map_instance = RandMapInstance(init_info.room_mode);
+        }
 #endif
     }