diff --git a/problems/0139.单词拆分.md b/problems/0139.单词拆分.md
index 3d4cdb31..d60fd46c 100644
--- a/problems/0139.单词拆分.md
+++ b/problems/0139.单词拆分.md
@@ -307,7 +307,7 @@ class Solution {
 
 Python：
 
-```python3
+```python
 class Solution:
     def wordBreak(self, s: str, wordDict: List[str]) -> bool:
         '''排列'''