diff --git a/sa-token-plugin/pom.xml b/sa-token-plugin/pom.xml
index 61ad0051..36c831c7 100644
--- a/sa-token-plugin/pom.xml
+++ b/sa-token-plugin/pom.xml
@@ -21,8 +21,8 @@
         <module>sa-token-alone-redis</module>
         <module>sa-token-dao-redis</module>
         <module>sa-token-dao-redis-jackson</module>
+        <module>sa-token-dao-redis-fastjson</module>
         <module>sa-token-dao-redisx</module>
-        <module>sa-token-dao-redis-string</module>
         <module>sa-token-dialect-thymeleaf</module>
        	<module>sa-token-sso</module>
        	<module>sa-token-oauth2</module>
diff --git a/sa-token-plugin/sa-token-dao-redis-string/.gitignore b/sa-token-plugin/sa-token-dao-redis-fastjson/.gitignore
similarity index 100%
rename from sa-token-plugin/sa-token-dao-redis-string/.gitignore
rename to sa-token-plugin/sa-token-dao-redis-fastjson/.gitignore
diff --git a/sa-token-plugin/sa-token-dao-redis-string/pom.xml b/sa-token-plugin/sa-token-dao-redis-fastjson/pom.xml
similarity index 95%
rename from sa-token-plugin/sa-token-dao-redis-string/pom.xml
rename to sa-token-plugin/sa-token-dao-redis-fastjson/pom.xml
index fbf0d58d..97a4d7f6 100644
--- a/sa-token-plugin/sa-token-dao-redis-string/pom.xml
+++ b/sa-token-plugin/sa-token-dao-redis-fastjson/pom.xml
@@ -10,7 +10,7 @@
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
-    <artifactId>sa-token-dao-redix-string</artifactId>
+    <artifactId>sa-token-dao-redis-fastjson</artifactId>
 
     <dependencies>
         <!-- sa-token-spring-boot-starter -->
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-fastjson/src/main/java/cn/dev33/satoken/dao/SaTokenDaoRedisFastjson.java
similarity index 95%
rename from sa-token-plugin/sa-token-dao-redis-string/src/main/java/cn/dev33/satoken/dao/SaTokenDaoRedisString.java
rename to sa-token-plugin/sa-token-dao-redis-fastjson/src/main/java/cn/dev33/satoken/dao/SaTokenDaoRedisFastjson.java
index 9a588605..ff68bdde 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-fastjson/src/main/java/cn/dev33/satoken/dao/SaTokenDaoRedisFastjson.java
@@ -21,7 +21,7 @@ import java.util.concurrent.TimeUnit;
  *
  */
 @Component
-public class SaTokenDaoRedisString implements SaTokenDao {
+public class SaTokenDaoRedisFastjson implements SaTokenDao {
 
 	/**
 	 * String专用 
@@ -29,7 +29,7 @@ public class SaTokenDaoRedisString implements SaTokenDao {
 	public StringRedisTemplate stringRedisTemplate;	
 
 	/**
-	 * Objecy专用 
+	 * Object专用 
 	 */
 	public StringRedisTemplate objectRedisTemplate;
 
@@ -40,6 +40,11 @@ public class SaTokenDaoRedisString implements SaTokenDao {
 	
 	@Autowired
 	public void init(RedisConnectionFactory connectionFactory) {
+		// 不重复初始化 
+		if(this.isInit) {
+			return;
+		}
+		
 		// 指定相应的序列化方案 
 		StringRedisSerializer keySerializer = new StringRedisSerializer();
 		StringRedisSerializer valueSerializer = new StringRedisSerializer();
@@ -57,11 +62,9 @@ public class SaTokenDaoRedisString implements SaTokenDao {
 		template.afterPropertiesSet();
 
 		// 开始初始化相关组件 
-		if(!this.isInit) {
-			this.stringRedisTemplate = stringTemplate;
-			this.objectRedisTemplate = template;
-			this.isInit = true;
-		}
+		this.stringRedisTemplate = stringTemplate;
+		this.objectRedisTemplate = template;
+		this.isInit = true;
 	}
 	
 	
diff --git a/sa-token-plugin/sa-token-dao-redis-string/src/main/resources/META-INF/spring.factories b/sa-token-plugin/sa-token-dao-redis-fastjson/src/main/resources/META-INF/spring.factories
similarity index 59%
rename from sa-token-plugin/sa-token-dao-redis-string/src/main/resources/META-INF/spring.factories
rename to sa-token-plugin/sa-token-dao-redis-fastjson/src/main/resources/META-INF/spring.factories
index 09ff20cb..b88e60f8 100644
--- a/sa-token-plugin/sa-token-dao-redis-string/src/main/resources/META-INF/spring.factories
+++ b/sa-token-plugin/sa-token-dao-redis-fastjson/src/main/resources/META-INF/spring.factories
@@ -1 +1 @@
-org.springframework.boot.autoconfigure.EnableAutoConfiguration=cn.dev33.satoken.dao.SaTokenDaoRedisString
\ No newline at end of file
+org.springframework.boot.autoconfigure.EnableAutoConfiguration=cn.dev33.satoken.dao.SaTokenDaoRedisFastjson
\ No newline at end of file
diff --git a/sa-token-plugin/sa-token-dao-redis-jackson/src/main/java/cn/dev33/satoken/dao/SaTokenDaoRedisJackson.java b/sa-token-plugin/sa-token-dao-redis-jackson/src/main/java/cn/dev33/satoken/dao/SaTokenDaoRedisJackson.java
index 98c3a2a4..d81207f5 100644
--- a/sa-token-plugin/sa-token-dao-redis-jackson/src/main/java/cn/dev33/satoken/dao/SaTokenDaoRedisJackson.java
+++ b/sa-token-plugin/sa-token-dao-redis-jackson/src/main/java/cn/dev33/satoken/dao/SaTokenDaoRedisJackson.java
@@ -69,6 +69,10 @@ public class SaTokenDaoRedisJackson implements SaTokenDao {
 	
 	@Autowired
 	public void init(RedisConnectionFactory connectionFactory) {
+		// 不重复初始化 
+		if(this.isInit) {
+			return;
+		}
 		
 		// 指定相应的序列化方案 
 		StringRedisSerializer keySerializer = new StringRedisSerializer();
@@ -112,11 +116,9 @@ public class SaTokenDaoRedisJackson implements SaTokenDao {
 		template.afterPropertiesSet();
 		
 		// 开始初始化相关组件 
-		if(this.isInit == false) {
-			this.stringRedisTemplate = stringTemplate;
-			this.objectRedisTemplate = template;
-			this.isInit = true;
-		}
+		this.stringRedisTemplate = stringTemplate;
+		this.objectRedisTemplate = template;
+		this.isInit = true;
 	}
 	
 	
diff --git a/sa-token-plugin/sa-token-dao-redis/src/main/java/cn/dev33/satoken/dao/SaTokenDaoRedis.java b/sa-token-plugin/sa-token-dao-redis/src/main/java/cn/dev33/satoken/dao/SaTokenDaoRedis.java
index a4bf7870..dcfd6aee 100644
--- a/sa-token-plugin/sa-token-dao-redis/src/main/java/cn/dev33/satoken/dao/SaTokenDaoRedis.java
+++ b/sa-token-plugin/sa-token-dao-redis/src/main/java/cn/dev33/satoken/dao/SaTokenDaoRedis.java
@@ -41,6 +41,11 @@ public class SaTokenDaoRedis implements SaTokenDao {
 	
 	@Autowired
 	public void init(RedisConnectionFactory connectionFactory) {
+		// 不重复初始化 
+		if(this.isInit) {
+			return;
+		}
+				
 		// 指定相应的序列化方案 
 		StringRedisSerializer keySerializer = new StringRedisSerializer();
 		JdkSerializationRedisSerializer valueSerializer = new JdkSerializationRedisSerializer();
@@ -58,11 +63,9 @@ public class SaTokenDaoRedis implements SaTokenDao {
 		template.afterPropertiesSet();
 
 		// 开始初始化相关组件 
-		if(this.isInit == false) {
-			this.stringRedisTemplate = stringTemplate;
-			this.objectRedisTemplate = template;
-			this.isInit = true;
-		}
+		this.stringRedisTemplate = stringTemplate;
+		this.objectRedisTemplate = template;
+		this.isInit = true;
 	}