diff --git a/src/main/java/org/rf/rfserver/party/controller/PartyController.java b/src/main/java/org/rf/rfserver/party/controller/PartyController.java
index f8e1eb5..d38fbfc 100644
--- a/src/main/java/org/rf/rfserver/party/controller/PartyController.java
+++ b/src/main/java/org/rf/rfserver/party/controller/PartyController.java
@@ -52,9 +52,9 @@ public BaseResponse<GetPartyRes> getParty(@PathVariable("partyId") Long partyId
     }
 
     @PatchMapping("/{partyId}")
-    public BaseResponse<PatchPartyRes> getParty(@PathVariable("partyId") Long partyId, @RequestBody PatchPartyReq patchPartyReq) {
+    public BaseResponse<PatchPartyRes> getParty(@PathVariable("partyId") Long partyId, @RequestPart("patchPartyReq") PatchPartyReq patchPartyReq, @RequestPart(value = "file", required = false) MultipartFile file) {
         try {
-            return new BaseResponse<>(partyService.updateParty(partyId, patchPartyReq));
+            return new BaseResponse<>(partyService.updateParty(partyId, patchPartyReq, file));
         } catch (BaseException e) {
             return new BaseResponse<>(e.getStatus());
         }
diff --git a/src/main/java/org/rf/rfserver/party/service/PartyService.java b/src/main/java/org/rf/rfserver/party/service/PartyService.java
index 7ee135c..255eb98 100644
--- a/src/main/java/org/rf/rfserver/party/service/PartyService.java
+++ b/src/main/java/org/rf/rfserver/party/service/PartyService.java
@@ -34,6 +34,7 @@
 
 import java.util.ArrayList;
 import java.util.List;
+import java.util.Random;
 import java.util.stream.Collectors;
 
 import static org.rf.rfserver.config.BaseResponseStatus.*;
@@ -120,15 +121,36 @@ public GetPartyRes getParty(Long partyId) throws BaseException {
                 .build();
     }
 
-    public PatchPartyRes updateParty(Long partyId, PatchPartyReq patchPartyReq) throws BaseException {
-        Party party = findPartyById(partyId);
-        party.updateParty(patchPartyReq);
-        return new PatchPartyRes(true);
+    public PatchPartyRes updateParty(Long partyId, PatchPartyReq patchPartyReq, MultipartFile file) throws BaseException {
+        try{
+            Party party = findPartyById(partyId);
+            if(file != null){
+                String preImageFilePath = party.getImageFilePath();
+                //기본 배너 이미지일때
+                if(preImageFilePath.contains("partyBanner/")){
+                    String imageFilePath = s3Uploader.fileUpload(file,"partyImage");
+                } else {
+                    //이전 이미지 버킷에서 삭제
+                    String fileKey = s3Uploader.changeFileKeyPath(preImageFilePath);
+                    s3Uploader.deleteFile(fileKey);
+                    //새 이미지 업데이트
+                    String imageFilePath = s3Uploader.fileUpload(file,"partyImage");
+                    party.updateImageUrl(imageFilePath);
+                }
+            }
+            party.updateParty(patchPartyReq);
+            return new PatchPartyRes(true);
+        } catch (Exception e){
+            throw new BaseException(DATABASE_ERROR);
+        }
     }
 
     public DeletePartyRes deleteParty(Long partyId) throws BaseException {
         Party party = partyRepository.findById(partyId)
                 .orElseThrow(() -> new BaseException(INVALID_PARTY));
+        String imageFilePath = party.getImageFilePath();
+        String fileKey = s3Uploader.changeFileKeyPath(imageFilePath);
+        s3Uploader.deleteFile(fileKey);
         deleteUserParty(party.getUsers());
         partyRepository.delete(party);
         return new DeletePartyRes(partyId);
@@ -171,7 +193,7 @@ public void joinValidation(Party party, User user) throws BaseException {
     }
 
 
-    public Boolean isFullParty(Party party) {
+    public boolean isFullParty(Party party) {
         if (party.getUsers().size() >= party.getMemberCount()) {
             return true;
         }
diff --git a/src/main/java/org/rf/rfserver/redisDomain/partyidUserid/service/PartyidUseridService.java b/src/main/java/org/rf/rfserver/redisDomain/partyidUserid/service/PartyidUseridService.java
index ca59dbe..3cb84ab 100644
--- a/src/main/java/org/rf/rfserver/redisDomain/partyidUserid/service/PartyidUseridService.java
+++ b/src/main/java/org/rf/rfserver/redisDomain/partyidUserid/service/PartyidUseridService.java
@@ -20,14 +20,13 @@ public Boolean setPartyidUserid(Long partyId, Long userId) {
             partyidUserid.getUserIds().add(userId);
             partyidUseridRepository.save(partyidUserid);
             return true;
-
         } catch (Exception e) {
             PartyidUserid partyidUserid = new PartyidUserid(partyId, new HashSet<>());
             partyidUserid.getUserIds().add(userId);
             partyidUseridRepository.save(partyidUserid);
             return true;
-
         }
+
     }
     public Set<Long> getUserids(Long partyId){
         PartyidUserid partyidUserid = partyidUseridRepository.findById(partyId)