diff --git a/sa-token-plugin/sa-token-dao-redis-string/src/main/java/cn/dev33/satoken/dao/SaTokenDaoRedisString.java b/sa-token-plugin/sa-token-dao-redis-string/src/main/java/cn/dev33/satoken/dao/SaTokenDaoRedisString.java
index 21f5018e..2f849e93 100644
--- a/sa-token-plugin/sa-token-dao-redis-string/src/main/java/cn/dev33/satoken/dao/SaTokenDaoRedisString.java
+++ b/sa-token-plugin/sa-token-dao-redis-string/src/main/java/cn/dev33/satoken/dao/SaTokenDaoRedisString.java
@@ -15,7 +15,7 @@ import java.util.Set;
 import java.util.concurrent.TimeUnit;
 
 /**
- * Sa-Token持久层接口 [Redis版 (使用JDK默认序列化方式)] 
+ * Sa-Token持久层接口 [Redis版 (使用JSON字符串进行序列化)]
  * 
  * @author sikadai
  *