diff --git a/src/main/java/io/sobok/SobokSobok/auth/application/AuthService.java b/src/main/java/io/sobok/SobokSobok/auth/application/AuthService.java
index 86b7ba8..ffe2bc3 100644
--- a/src/main/java/io/sobok/SobokSobok/auth/application/AuthService.java
+++ b/src/main/java/io/sobok/SobokSobok/auth/application/AuthService.java
@@ -6,16 +6,12 @@
 import io.sobok.SobokSobok.auth.ui.dto.JwtTokenResponse;
 import io.sobok.SobokSobok.exception.ErrorCode;
 import io.sobok.SobokSobok.exception.model.NotFoundException;
-import io.sobok.SobokSobok.friend.infrastructure.FriendQueryRepository;
 import io.sobok.SobokSobok.friend.infrastructure.FriendRepository;
 import io.sobok.SobokSobok.pill.domain.Pill;
-import io.sobok.SobokSobok.pill.infrastructure.PillQueryRepository;
 import io.sobok.SobokSobok.pill.infrastructure.PillRepository;
-import io.sobok.SobokSobok.pill.infrastructure.PillScheduleQueryRepository;
 import io.sobok.SobokSobok.pill.infrastructure.PillScheduleRepository;
 import io.sobok.SobokSobok.security.jwt.Jwt;
 import io.sobok.SobokSobok.security.jwt.JwtProvider;
-import io.sobok.SobokSobok.sticker.infrastructure.LikeScheduleQueryRepository;
 import io.sobok.SobokSobok.sticker.infrastructure.LikeScheduleRepository;
 import lombok.RequiredArgsConstructor;
 import org.springframework.data.redis.core.RedisTemplate;
@@ -56,8 +52,10 @@ public void logout(Long userId) {
     public JwtTokenResponse refresh(String token) {
 
         Authentication authentication = jwtProvider.getAuthentication(token);
-        String socialId = authentication.getName();
-
+        String username = authentication.getName();
+        User user = userRepository.findByUsername(username)
+                        .orElseThrow(() -> new NotFoundException(ErrorCode.UNREGISTERED_USER));
+        String socialId = user.getSocialInfo().getSocialId();
         if (socialId == null) {
             throw new NotFoundException(ErrorCode.UNREGISTERED_TOKEN);
         }