diff --git a/src/main/java/com/umc/naoman/domain/photo/converter/PhotoConverter.java b/src/main/java/com/umc/naoman/domain/photo/converter/PhotoConverter.java
index 90824c9..7328d0d 100644
--- a/src/main/java/com/umc/naoman/domain/photo/converter/PhotoConverter.java
+++ b/src/main/java/com/umc/naoman/domain/photo/converter/PhotoConverter.java
@@ -9,6 +9,7 @@
 import org.springframework.stereotype.Component;
 
 import java.time.LocalDateTime;
+import java.time.format.DateTimeFormatter;
 import java.util.List;
 import java.util.stream.Collectors;
 
@@ -64,6 +65,8 @@ public PhotoResponse.PagedPhotoEsInfo toPagedPhotoEsInfo(Page<PhotoEs> photoEsLi
     public PhotoResponse.PhotoEsInfo toPhotoEsInfo(PhotoEs photoEs, Member member) {
         String rawUrl = photoEs.getUrl();
         Boolean isDownload = !photoEs.getDownloadTag().isEmpty() && photoEs.getDownloadTag().contains(member.getId());
+        DateTimeFormatter dateTimeFormatter = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss");
+        LocalDateTime createdAt = LocalDateTime.parse(photoEs.getCreatedAt(), dateTimeFormatter);
 
         return PhotoResponse.PhotoEsInfo.builder()
                 .photoId(photoEs.getRdsId())
@@ -71,11 +74,10 @@ public PhotoResponse.PhotoEsInfo toPhotoEsInfo(PhotoEs photoEs, Member member) {
                 .w200PhotoUrl(createResizedPhotoUrl(rawUrl, W200_PATH_PREFIX))
                 .w400PhotoUrl(createResizedPhotoUrl(rawUrl, W400_PATH_PREFIX))
                 .isDownload(isDownload)
-                .createdAt(LocalDateTime.parse(photoEs.getCreatedAt()))
+                .createdAt(createdAt)
                 .build();
     }
 
-
     private String createResizedPhotoUrl(String photoUrl, String size) {
         String resizedUrl = getResizedUrl(photoUrl, size);
         return convertExtension(resizedUrl);
diff --git a/src/main/java/com/umc/naoman/domain/photo/service/PhotoServiceImpl.java b/src/main/java/com/umc/naoman/domain/photo/service/PhotoServiceImpl.java
index 053583e..2b03ff7 100644
--- a/src/main/java/com/umc/naoman/domain/photo/service/PhotoServiceImpl.java
+++ b/src/main/java/com/umc/naoman/domain/photo/service/PhotoServiceImpl.java
@@ -185,7 +185,7 @@ private String extractPhotoNameFromUrl(String photoUrl) {
 
     // S3에 객체의 존재 여부 확인 및 DB에 사진을 저장하고 객체를 반환하는 메서드
     private Photo checkAndSavePhotoInDB(String photoUrl, String photoName, ShareGroup shareGroup) {
-        if (amazonS3.doesObjectExist(bucketName, RAW_PATH_PREFIX + "/" + photoName)) {
+        if (!amazonS3.doesObjectExist(bucketName, RAW_PATH_PREFIX + "/" + photoName)) {
             throw new BusinessException(PHOTO_NOT_FOUND_S3);
         }