diff --git a/job_bitmart.py b/job_bitmart.py
index 6d923d1..d81f99c 100644
--- a/job_bitmart.py
+++ b/job_bitmart.py
@@ -287,7 +287,7 @@ class BBDelayReversalTrader:
         logger.info("浏览器操作: 平一半多仓")
         self.click_safe('x://button[normalize-space(text()) ="平仓"]')
         time.sleep(0.5)
-        self.click_safe('x://*[@id="futureTradeForm"]/div[5]/div[3]/div[3]/span[3]') # 50%
+        self.click_safe('x://*[@style="left: 50%;"]') # 50%
         time.sleep(0.5)
         return self.click_safe('x://span[normalize-space(text()) ="卖出/平多"]')
 
@@ -296,7 +296,7 @@ class BBDelayReversalTrader:
         logger.info("浏览器操作: 平一半空仓")
         self.click_safe('x://button[normalize-space(text()) ="平仓"]')
         time.sleep(0.5)
-        self.click_safe('x://*[@id="futureTradeForm"]/div[5]/div[3]/div[3]/span[3]') # 50%
+        self.click_safe('x://*[@style="left: 50%;"]') # 50%
         time.sleep(0.5)
         return self.click_safe('x://span[normalize-space(text()) ="买入/平空"]')