diff --git a/binding/java/ReadMe.md b/binding/java/ReadMe.md
index efb8e7a..3b7b8ef 100644
--- a/binding/java/ReadMe.md
+++ b/binding/java/ReadMe.md
@@ -11,7 +11,7 @@
 </dependency>
 ```
 
-### 关于查询结果
+### 关于查询 API
 定位信息查询 API 的原型为：
 ```java
 String search(String ipStr) throw Exception;