diff --git a/src/backend/auth_server/src/main/java/com/jootalkpia/auth_server/user/service/UserService.java b/src/backend/auth_server/src/main/java/com/jootalkpia/auth_server/user/service/UserService.java
index 7a236d3d..18c13242 100644
--- a/src/backend/auth_server/src/main/java/com/jootalkpia/auth_server/user/service/UserService.java
+++ b/src/backend/auth_server/src/main/java/com/jootalkpia/auth_server/user/service/UserService.java
@@ -20,6 +20,7 @@
 import com.jootalkpia.auth_server.user.repository.UserRepository;
 import jakarta.transaction.Transactional;
 import lombok.RequiredArgsConstructor;
+import org.springframework.beans.factory.annotation.Value;
 import org.springframework.stereotype.Service;
 
 @Service
@@ -30,6 +31,9 @@ public class UserService {
     private final TokenService tokenService;
     private final KakaoSocialService kakaoSocialService;
 
+    @Value("${default_image}")
+    private String defaultImage;
+
     public LoginResponse create(
             final String authorizationCode,
             final UserLoginRequest loginRequest
@@ -59,7 +63,7 @@ public User createUser(final UserInfoResponse userResponse) {
                 userResponse.email(),
                 userResponse.platform(),
                 userResponse.socialNickname()+"#"+userResponse.socialId(),
-                "https://github.com/user-attachments/assets/7e8fc602-6c3e-47bc-a8f4-6a84784a68da"
+                defaultImage
         );
         return userRepository.save(user);
     }
diff --git a/src/backend/auth_server/src/main/resources/application.yml b/src/backend/auth_server/src/main/resources/application.yml
index 5e47231b..e535f8c9 100644
--- a/src/backend/auth_server/src/main/resources/application.yml
+++ b/src/backend/auth_server/src/main/resources/application.yml
@@ -28,3 +28,5 @@ jwt:
 
 kakao:
   clientId: ${KAKAO_CLIENTID}
+
+default_image: ${DEFAULT_IMAGE_S3}