diff --git a/python/sglang/test/simple_eval_common.py b/python/sglang/test/simple_eval_common.py
index 1816a703e..b631d0778 100644
--- a/python/sglang/test/simple_eval_common.py
+++ b/python/sglang/test/simple_eval_common.py
@@ -136,7 +136,7 @@ class ChatCompletionSampler(SamplerBase):
                 self._pack_message("system", self.system_message)
             ] + message_list
         trial = 0
-        while True:
+        while trial < 6:  # 126 seconds in total
             try:
                 response = self.client.chat.completions.create(
                     model=self.model,