diff --git a/src/main/java/com/umc/commonplant/domain/Jwt/JwtService.java b/src/main/java/com/umc/commonplant/domain/Jwt/JwtService.java
index d7f7c64..1e96f11 100644
--- a/src/main/java/com/umc/commonplant/domain/Jwt/JwtService.java
+++ b/src/main/java/com/umc/commonplant/domain/Jwt/JwtService.java
@@ -93,6 +93,7 @@ public boolean validateToken(String token){
             log.info("Unsupported JWT token.");
         } catch (IllegalArgumentException e) {
             log.info("JWT token compact of handler are invalid.");
+            throw new BadRequestException(FAILED_TO_LOGIN_JWT);
         }catch (Exception e) {
             return false;
         }
diff --git a/src/main/java/com/umc/commonplant/domain/oauth/controller/OAuthController.java b/src/main/java/com/umc/commonplant/domain/oauth/controller/OAuthController.java
index ddabf06..4ea2098 100644
--- a/src/main/java/com/umc/commonplant/domain/oauth/controller/OAuthController.java
+++ b/src/main/java/com/umc/commonplant/domain/oauth/controller/OAuthController.java
@@ -37,8 +37,6 @@ public ResponseEntity<JsonResponse> validToken(){
         String token = jwtService.getJwt();
         boolean isValid = jwtService.validateToken(token);
 
-        return isValid ?
-                ResponseEntity.ok(new JsonResponse(true, 200, "유효한 토큰입니다", isValid))
-                : ResponseEntity.ok(new JsonResponse(false, 2004, "토큰을 확인하세요", null));
+        return ResponseEntity.ok(new JsonResponse(true, 200, "유효한 토큰입니다", isValid));
     }
 }
diff --git a/src/main/java/com/umc/commonplant/domain/user/controller/UserController.java b/src/main/java/com/umc/commonplant/domain/user/controller/UserController.java
index 8ab1566..59e43c1 100644
--- a/src/main/java/com/umc/commonplant/domain/user/controller/UserController.java
+++ b/src/main/java/com/umc/commonplant/domain/user/controller/UserController.java
@@ -20,7 +20,7 @@ public class UserController implements  UserSwagger{
     private final JwtService jwtService;
 
     @PostMapping(value = "/user", consumes = MediaType.MULTIPART_FORM_DATA_VALUE, produces = MediaType.APPLICATION_JSON_VALUE) //join
-    public ResponseEntity<JsonResponse> join(@RequestPart("user") UserDto.join req, @RequestPart(value ="image", required = false)MultipartFile image){
+    public ResponseEntity<JsonResponse> join(@RequestPart("user") UserDto.join req, @RequestParam(value ="image", required = false)MultipartFile image){
         log.info("join");
         String token = userService.joinUser(req, image);
 
diff --git a/src/main/java/com/umc/commonplant/domain/user/controller/UserSwagger.java b/src/main/java/com/umc/commonplant/domain/user/controller/UserSwagger.java
index 8e4bddd..8690e3b 100644
--- a/src/main/java/com/umc/commonplant/domain/user/controller/UserSwagger.java
+++ b/src/main/java/com/umc/commonplant/domain/user/controller/UserSwagger.java
@@ -7,6 +7,7 @@
 import io.swagger.v3.oas.annotations.tags.Tag;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.RequestPart;
 import org.springframework.web.multipart.MultipartFile;
 
@@ -22,7 +23,7 @@ public ResponseEntity<JsonResponse> join(
             @Parameter(
                     name = "image",
                     description = "프로필 이미지"
-            )@RequestPart(value = "image", required = false)MultipartFile image
+            )@RequestParam(value = "image", required = false)MultipartFile image
             );
     @Operation(summary = "유저 조회", description = "유저조회 API 호출")
     @Parameter(name = "name", description="조회할 유저 이름",example = "김커먼", required = true)
diff --git a/src/main/java/com/umc/commonplant/domain/user/dto/UserDto.java b/src/main/java/com/umc/commonplant/domain/user/dto/UserDto.java
index a1e1eaa..855ac5d 100644
--- a/src/main/java/com/umc/commonplant/domain/user/dto/UserDto.java
+++ b/src/main/java/com/umc/commonplant/domain/user/dto/UserDto.java
@@ -16,7 +16,7 @@ public class UserDto {
     @AllArgsConstructor
     @Data
     public static class join{
-        @Schema(description = "회원가입할 사용자 email", example= "test@test.com")
+        @Schema(description = "회원가입할 사용자 email", example= "common@test.com")
         private String email;
         @Schema(description = "회원가입할 사용자 이름", example= "커먼")
         private  String name;