diff --git a/hutool-core/src/main/java/cn/hutool/core/getter/BasicTypeGetter.java b/hutool-core/src/main/java/cn/hutool/core/getter/BasicTypeGetter.java
index 71c86cb3a..55cfaedd1 100644
--- a/hutool-core/src/main/java/cn/hutool/core/getter/BasicTypeGetter.java
+++ b/hutool-core/src/main/java/cn/hutool/core/getter/BasicTypeGetter.java
@@ -9,6 +9,7 @@ import java.util.Date;
  * 提供一个统一的接口定义返回不同类型的值（基本类型）<br>
  *
  * @author Looly
+ * @param <K> key类型
  */
 public interface BasicTypeGetter<K> {
 	/*-------------------------- 基本类型 start -------------------------------*/