diff --git a/RuleEngine/MahjongRoom.cs b/RuleEngine/MahjongRoom.cs
index 7638956..0be42c1 100644
--- a/RuleEngine/MahjongRoom.cs
+++ b/RuleEngine/MahjongRoom.cs
@@ -123,23 +123,12 @@ public class MahjongRoom
         Deal();
         IsFinished = false;
 
-        // Safety valve: prevent infinite loops from edge-case game states
-        const int maxRounds = 500;
-        int round = 0;
-
-        while (!IsFinished && round < maxRounds)
+        while (!IsFinished)
         {
             if (State.Phase == "deal") { State.Phase = "play"; continue; }
             if (State.Phase == "settle" || IsFinished) break;
 
             StepTurn();
-            round++;
-        }
-
-        if (!IsFinished)
-        {
-            State.AddEvent("max_rounds", "", null, $"超过最大回合数({maxRounds})，强制流局");
-            Settle();
         }
     }