diff --git a/src/main/java/com/kusitms/samsion/common/infrastructure/s3/S3UploadService.java b/src/main/java/com/kusitms/samsion/common/infrastructure/s3/S3UploadService.java
index 5d3d67f..dfeb1fe 100644
--- a/src/main/java/com/kusitms/samsion/common/infrastructure/s3/S3UploadService.java
+++ b/src/main/java/com/kusitms/samsion/common/infrastructure/s3/S3UploadService.java
@@ -45,6 +45,7 @@ public List<String> uploadImgList(List<MultipartFile> imgList) {
 
     //단일 이미지 업로드
     public String uploadImg(MultipartFile file) {
+        if(Objects.isNull(file)) return null;
         if(file.isEmpty()) return null;
 
         String originFileName = Normalizer.normalize(file.getOriginalFilename(), Normalizer.Form.NFC);
diff --git a/src/main/java/com/kusitms/samsion/domain/user/application/dto/request/MyPetUpdateRequest.java b/src/main/java/com/kusitms/samsion/domain/user/application/dto/request/MyPetUpdateRequest.java
index 37466e3..ef10553 100644
--- a/src/main/java/com/kusitms/samsion/domain/user/application/dto/request/MyPetUpdateRequest.java
+++ b/src/main/java/com/kusitms/samsion/domain/user/application/dto/request/MyPetUpdateRequest.java
@@ -1,5 +1,6 @@
 package com.kusitms.samsion.domain.user.application.dto.request;
 
+import org.springframework.lang.Nullable;
 import org.springframework.web.multipart.MultipartFile;
 
 import lombok.Builder;
@@ -14,7 +15,9 @@ public class MyPetUpdateRequest {
 	private int petAge;
 	private String petName;
 
+	@Nullable
 	private MultipartFile profileImage;
+	@Nullable
 	private MultipartFile petImage;
 
 	@Builder