diff --git a/server/robotserver/player.cc b/server/robotserver/player.cc
index e5ffe440..b9474b3f 100644
--- a/server/robotserver/player.cc
+++ b/server/robotserver/player.cc
@@ -166,6 +166,7 @@ void Player::_SMDisconnectNotify(f8::MsgHdr* hdr, const cs::SMDisconnectNotify&
 
 void Player::_SMGameOver(f8::MsgHdr* hdr, const cs::SMGameOver& msg)
 {
+    GetWebSocket()->Close();
     f8::UdpLog::Instance()->Info("%s %s", {msg.GetTypeName(), f8::PbToJson(&msg)});
 }