diff --git a/src/main/java/com/newfit/reservation/controller/UserApiController.java b/src/main/java/com/newfit/reservation/controller/UserApiController.java
index 5fd64b08..cd837d5c 100644
--- a/src/main/java/com/newfit/reservation/controller/UserApiController.java
+++ b/src/main/java/com/newfit/reservation/controller/UserApiController.java
@@ -2,10 +2,13 @@
 
 
 import com.newfit.reservation.common.auth.AuthorityCheckService;
+import com.newfit.reservation.common.auth.jwt.TokenProvider;
+import com.newfit.reservation.domain.User;
 import com.newfit.reservation.dto.request.UserSignUpRequest;
 import com.newfit.reservation.dto.request.UserUpdateRequest;
 import com.newfit.reservation.dto.response.UserDetailResponse;
 import com.newfit.reservation.service.UserService;
+import jakarta.servlet.http.HttpServletResponse;
 import jakarta.validation.Valid;
 import lombok.RequiredArgsConstructor;
 import org.springframework.http.ResponseEntity;
@@ -20,6 +23,7 @@ public class UserApiController {
 
     private final UserService userService;
     private final AuthorityCheckService authorityCheckService;
+    private final TokenProvider tokenProvider;
 
     @PatchMapping
     public ResponseEntity<Void> modify(Authentication authentication,
@@ -51,9 +55,12 @@ public ResponseEntity<Void> drop(Authentication authentication,
 
     @PostMapping
     public ResponseEntity<Void> signUp(@RequestHeader(value = "oauth-history-id") Long oauthHistoryId,
-                                       @Valid @RequestBody UserSignUpRequest request) {
+                                       @Valid @RequestBody UserSignUpRequest request,
+                                       HttpServletResponse response) {
         // TODO: 권한 확인 로직 추가해야함. 근데 여기서 굳이 필요한 지는 모르겠음
-        userService.signUp(oauthHistoryId, request);
+        User user = userService.signUp(oauthHistoryId, request);
+        String accessToken = tokenProvider.generateAccessToken(user);
+        response.setHeader("access-token", accessToken);
         return ResponseEntity
                 .status(CREATED)
                 .build();
diff --git a/src/main/java/com/newfit/reservation/service/UserService.java b/src/main/java/com/newfit/reservation/service/UserService.java
index 78bc3e15..eb006c5c 100644
--- a/src/main/java/com/newfit/reservation/service/UserService.java
+++ b/src/main/java/com/newfit/reservation/service/UserService.java
@@ -82,12 +82,13 @@ public User findOneById(Long userId) {
                 .orElseThrow(() -> new CustomException(USER_NOT_FOUND));
     }
 
-    public void signUp(Long oauthHistoryId, UserSignUpRequest request) {
+    public User signUp(Long oauthHistoryId, UserSignUpRequest request) {
         OAuthHistory oAuthHistory = oAuthHistoryRepository
                 .findById(oauthHistoryId)
                 .orElseThrow(() -> new CustomException(OAUTH_HISTORY_NOT_FOUND));
         User user = User.userSignUp(request, oAuthHistory.getProvider());
         userRepository.save(user);
         oAuthHistory.signUp(user);
+        return user;
     }
 }