diff --git a/server/gameserver/player.cc b/server/gameserver/player.cc
index 3faf1fc..92f5ff9 100644
--- a/server/gameserver/player.cc
+++ b/server/gameserver/player.cc
@@ -1117,6 +1117,8 @@ void Player::_CMExecCommand(f8::MsgHdr& hdr, const cs::CMExecCommand& msg)
         } else {
             if (cmds[1] == "peace") {
                 App::Instance()->SetFlag(20);
+            } else {
+                App::Instance()->UnSetFlag(20);
             }
         }
     } else if (cmd == "additem" && cmds.size() >= 3) {