diff --git a/problems/0392.判断子序列.md b/problems/0392.判断子序列.md
index cda0c82d..1a8e55fa 100644
--- a/problems/0392.判断子序列.md
+++ b/problems/0392.判断子序列.md
@@ -141,7 +141,7 @@ public:
 
 
 Java:
-```
+```java
 class Solution {
     public boolean isSubsequence(String s, String t) {
         int length1 = s.length(); int length2 = t.length();