diff --git a/docs/zh/08-connector/14-java.mdx b/docs/zh/08-connector/14-java.mdx
index 326c8bf4d0..6aa918c522 100644
--- a/docs/zh/08-connector/14-java.mdx
+++ b/docs/zh/08-connector/14-java.mdx
@@ -864,7 +864,7 @@ public class ParameterBindingDemo {
 
 用于设定 TAGS 取值的方法总共有：
 
-````java
+```java
 public void setTagNull(int index, int type)
 public void setTagBoolean(int index, boolean value)
 public void setTagInt(int index, int value)