diff --git a/jeecg-boot/jeecg-boot-base-core/src/main/java/org/jeecg/config/security/JeecgRedisOAuth2AuthorizationService.java b/jeecg-boot/jeecg-boot-base-core/src/main/java/org/jeecg/config/security/JeecgRedisOAuth2AuthorizationService.java
index d46ab3ce..960a20e1 100644
--- a/jeecg-boot/jeecg-boot-base-core/src/main/java/org/jeecg/config/security/JeecgRedisOAuth2AuthorizationService.java
+++ b/jeecg-boot/jeecg-boot-base-core/src/main/java/org/jeecg/config/security/JeecgRedisOAuth2AuthorizationService.java
@@ -43,9 +43,11 @@ public class JeecgRedisOAuth2AuthorizationService implements OAuth2Authorization
 
 		if (isState(authorization)) {
 			String token = authorization.getAttribute("state");
+			RedisSerializer<?> redisSerializer = redisTemplate.getValueSerializer();
 			redisTemplate.setValueSerializer(RedisSerializer.java());
 			redisTemplate.opsForValue().set(buildKey(OAuth2ParameterNames.STATE, token), authorization, TIMEOUT,
 					TimeUnit.MINUTES);
+			redisTemplate.setValueSerializer(redisSerializer);
 		}
 
 		if (isCode(authorization)) {
@@ -54,22 +56,27 @@ public class JeecgRedisOAuth2AuthorizationService implements OAuth2Authorization
 			OAuth2AuthorizationCode authorizationCodeToken = authorizationCode.getToken();
 			long between = ChronoUnit.MINUTES.between(authorizationCodeToken.getIssuedAt(),
 					authorizationCodeToken.getExpiresAt());
+			RedisSerializer<?> redisSerializer = redisTemplate.getValueSerializer();
 			redisTemplate.setValueSerializer(RedisSerializer.java());
 			redisTemplate.opsForValue().set(buildKey(OAuth2ParameterNames.CODE, authorizationCodeToken.getTokenValue()),
 					authorization, between, TimeUnit.MINUTES);
+			redisTemplate.setValueSerializer(redisSerializer);
 		}
 
 		if (isRefreshToken(authorization)) {
 			OAuth2RefreshToken refreshToken = authorization.getRefreshToken().getToken();
 			long between = ChronoUnit.SECONDS.between(refreshToken.getIssuedAt(), refreshToken.getExpiresAt());
+			RedisSerializer<?> redisSerializer = redisTemplate.getValueSerializer();
 			redisTemplate.setValueSerializer(RedisSerializer.java());
 			redisTemplate.opsForValue().set(buildKey(OAuth2ParameterNames.REFRESH_TOKEN, refreshToken.getTokenValue()),
 					authorization, between, TimeUnit.SECONDS);
+			redisTemplate.setValueSerializer(redisSerializer);
 		}
 
 		if (isAccessToken(authorization)) {
 			OAuth2AccessToken accessToken = authorization.getAccessToken().getToken();
 			long between = ChronoUnit.SECONDS.between(accessToken.getIssuedAt(), accessToken.getExpiresAt());
+			RedisSerializer<?> redisSerializer = redisTemplate.getValueSerializer();
 			redisTemplate.setValueSerializer(RedisSerializer.java());
 			redisTemplate.opsForValue().set(buildKey(OAuth2ParameterNames.ACCESS_TOKEN, accessToken.getTokenValue()),
 					authorization, between, TimeUnit.SECONDS);
@@ -77,6 +84,7 @@ public class JeecgRedisOAuth2AuthorizationService implements OAuth2Authorization
 			// 扩展记录 access-token 、username 的关系 1::token::username::admin::xxx
 			String tokenUsername = String.format("%s::%s::%s", AUTHORIZATION, authorization.getPrincipalName(), accessToken.getTokenValue());
 			redisTemplate.opsForValue().set(tokenUsername, accessToken.getTokenValue(), between, TimeUnit.SECONDS);
+			redisTemplate.setValueSerializer(redisSerializer);
 		}
 	}
 
@@ -125,8 +133,11 @@ public class JeecgRedisOAuth2AuthorizationService implements OAuth2Authorization
 	public OAuth2Authorization findByToken(String token, @Nullable OAuth2TokenType tokenType) {
 		Assert.hasText(token, "token cannot be empty");
 		Assert.notNull(tokenType, "tokenType cannot be empty");
+		RedisSerializer<?> redisSerializer = redisTemplate.getValueSerializer();
 		redisTemplate.setValueSerializer(RedisSerializer.java());
-		return (OAuth2Authorization) redisTemplate.opsForValue().get(buildKey(tokenType.getValue(), token));
+		OAuth2Authorization oAuth2Authorization = (OAuth2Authorization) redisTemplate.opsForValue().get(buildKey(tokenType.getValue(), token));
+		redisTemplate.setValueSerializer(redisSerializer);
+		return oAuth2Authorization;
 	}
 
 	private String buildKey(String type, String id) {