diff --git a/src/main/java/com/sookmyung/concon/User/dto/FriendSimpleResponseDto.java b/src/main/java/com/sookmyung/concon/User/dto/FriendSimpleResponseDto.java
index 8cd507d..1e50ae5 100644
--- a/src/main/java/com/sookmyung/concon/User/dto/FriendSimpleResponseDto.java
+++ b/src/main/java/com/sookmyung/concon/User/dto/FriendSimpleResponseDto.java
@@ -10,6 +10,7 @@
 @Getter
 public class FriendSimpleResponseDto {
     private Long friendshipId;
+    private Long userId;
     private String name;
     private String profileUrl;
     private FriendshipStatus statue;
@@ -17,6 +18,7 @@ public class FriendSimpleResponseDto {
     public static FriendSimpleResponseDto toDto(User user, String profileUrl, Friendship friendship) {
         return FriendSimpleResponseDto.builder()
                 .friendshipId(friendship.getId())
+                .userId(user.getId())
                 .name(user.getUsername())
                 .profileUrl(profileUrl)
                 .statue(friendship.getStatus())
diff --git a/src/main/java/com/sookmyung/concon/User/service/FriendService.java b/src/main/java/com/sookmyung/concon/User/service/FriendService.java
index f935c39..56178ae 100644
--- a/src/main/java/com/sookmyung/concon/User/service/FriendService.java
+++ b/src/main/java/com/sookmyung/concon/User/service/FriendService.java
@@ -23,7 +23,7 @@ public class FriendService {
     private final OrderUserFacade orderUserFacade;
     private final FriendshipRepository friendshipRepository;
 
-    private static final String PREFIX = "user:";
+    private static final String PREFIX = "user/";
     private final PhotoManager photoManager;
 
     private Friendship findFriendshipById(Long friendshipId) {
diff --git a/src/main/java/com/sookmyung/concon/User/service/OrderUserFacade.java b/src/main/java/com/sookmyung/concon/User/service/OrderUserFacade.java
index fd34ab3..8037f4e 100644
--- a/src/main/java/com/sookmyung/concon/User/service/OrderUserFacade.java
+++ b/src/main/java/com/sookmyung/concon/User/service/OrderUserFacade.java
@@ -33,7 +33,7 @@ public class OrderUserFacade {
     private final OrderFacade orderFacade;
     private final JwtUtil jwtUtil;
 
-    private final static String PREFIX = "item:";
+    private final static String PREFIX = "item/";
     private final PhotoManager photoManager;
 
 
@@ -69,7 +69,7 @@ public UserDetailResponseDto toUserDetailResponseDto(Long userId) {
                         orderRepository.findTop2BySellerOrderByCreatedDateDesc(user)
                                 .stream().map(orderFacade::toSimpleDto).toList();
 
-        String photoUrl = photoManager.getPhoto("user:" + user.getId(), user.getProfilePhotoName(), user.getProfileCreatedDate());
+        String photoUrl = photoManager.getPhoto("user/" + user.getId(), user.getProfilePhotoName(), user.getProfileCreatedDate());
         return UserDetailResponseDto.toDto(user, top2OrderByUser, photoUrl);
     }