diff --git a/problems/0503.下一个更大元素II.md b/problems/0503.下一个更大元素II.md
index 5751bb91..056b7096 100644
--- a/problems/0503.下一个更大元素II.md
+++ b/problems/0503.下一个更大元素II.md
@@ -185,7 +185,7 @@ class Solution:
 
 > 版本二：针对版本一的优化
 
-```python3
+```python
 class Solution:
     def nextGreaterElements(self, nums: List[int]) -> List[int]:
         res = [-1] * len(nums)