diff --git a/server/gameserver/roommgr.cc b/server/gameserver/roommgr.cc
index b9bb1a56..d79ae20b 100644
--- a/server/gameserver/roommgr.cc
+++ b/server/gameserver/roommgr.cc
@@ -85,12 +85,6 @@ void RoomMgr::Update(int delta_time)
 
 void RoomMgr::_CMJoin(f8::MsgHdr& hdr, const cs::CMJoin& msg)
 {
-    #if 0
-    if (msg.proto_version() < 2021073001) {
-        JoinErrorHandle(msg, 6, hdr.socket_handle);
-        return;
-    }
-    #endif
     if (IsLimitJoin()) {
         JoinErrorHandle(msg, 2, hdr.socket_handle);
         return;