diff --git a/src/main/java/com/kusitms/jipbap/chat/domain/dto/MessageRequestDto.java b/src/main/java/com/kusitms/jipbap/chat/domain/dto/MessageRequestDto.java
index ef252da..1686ff3 100644
--- a/src/main/java/com/kusitms/jipbap/chat/domain/dto/MessageRequestDto.java
+++ b/src/main/java/com/kusitms/jipbap/chat/domain/dto/MessageRequestDto.java
@@ -8,7 +8,7 @@
 @NoArgsConstructor
 @JsonIgnoreProperties(ignoreUnknown =true)
 public class MessageRequestDto {
-    private Long receiverId;    // 메세지 수신자
-    private String receiverName; // 수신자 이름 (채팅방명으로 쓰임)
+//    private Long receiverId;    // 메세지 수신자
+//    private String receiverName; // 수신자 이름 (채팅방명으로 쓰임)
     private Long storeId;       // 1:1 채팅하기를 시작한 가게 정보
 }
\ No newline at end of file
diff --git a/src/main/java/com/kusitms/jipbap/chat/domain/dto/RoomDto.java b/src/main/java/com/kusitms/jipbap/chat/domain/dto/RoomDto.java
index 7818ff3..99c1879 100644
--- a/src/main/java/com/kusitms/jipbap/chat/domain/dto/RoomDto.java
+++ b/src/main/java/com/kusitms/jipbap/chat/domain/dto/RoomDto.java
@@ -29,12 +29,12 @@ public class RoomDto implements Serializable {
     private RoomDto() {
 
     }
-    public static RoomDto create(MessageRequestDto messageRequestDto, User user) {
+    public static RoomDto create(String receiverName, User user) {
         RoomDto roomDto = new RoomDto();
-        roomDto.roomName = messageRequestDto.getReceiverName();
+        roomDto.roomName = receiverName;
         roomDto.roomId = UUID.randomUUID().toString();
         roomDto.senderName = user.getUsername();
-        roomDto.receiverName = messageRequestDto.getReceiverName();
+        roomDto.receiverName = receiverName;
 
         return roomDto;
     }
diff --git a/src/main/java/com/kusitms/jipbap/chat/service/RoomService.java b/src/main/java/com/kusitms/jipbap/chat/service/RoomService.java
index cb17808..6917ffa 100644
--- a/src/main/java/com/kusitms/jipbap/chat/service/RoomService.java
+++ b/src/main/java/com/kusitms/jipbap/chat/service/RoomService.java
@@ -62,14 +62,15 @@ private void init() {
     // 채팅방 생성
     public MessageResponseDto createRoom(MessageRequestDto dto, String email) {
         User sender = userRepository.findByEmail(email).orElseThrow(()->new InvalidEmailException("회원정보가 존재하지 않습니다."));
-        User receiver = userRepository.findById(dto.getReceiverId()).orElseThrow(()->new InvalidEmailException("수신 회원정보가 존재하지 않습니다."));
+//        User receiver = userRepository.findById(dto.getReceiverId()).orElseThrow(()->new InvalidEmailException("수신 회원정보가 존재하지 않습니다."));
         Store store = storeRepository.findById(dto.getStoreId()).orElseThrow(()->new StoreNotExistsException("가게 정보를 찾을 수 없습니다."));
+        User receiver = store.getOwner();
 
         // 4. 다른 사람들은 들어올 수 없도록 1:1 (구매자:판매자) 채팅방 구성하기
         Room messageRoom = roomRepository.findBySenderNameAndReceiverName(sender.getUsername(), receiver.getUsername());
         // 5. room 생성하기 - (이미 생성된 채팅방이 아닌 경우)
         if (messageRoom == null) {
-            RoomDto roomDto = RoomDto.create(dto, sender);
+            RoomDto roomDto = RoomDto.create(receiver.getUsername(), sender);
             opsHashMessageRoom.put(Message_Rooms, roomDto.getRoomId(), roomDto);      // redis hash 에 채팅방 저장해서, 서버간 채팅방 공유 가능
             messageRoom = roomRepository.save(new Room(roomDto.getId(), roomDto.getRoomName(), roomDto.getSenderName(), roomDto.getRoomId(), roomDto.getReceiverName(), sender, store));
 
@@ -145,7 +146,7 @@ public RoomDto findRoom(String roomId, String email) {
         );
 
         // 9. sender & receiver 모두 messageRoom 조회 가능
-        room = roomRepository.findByRoomIdAndUserOrRoomIdAndReceiverName(roomId, user, roomId, user.getUsername());
+        room = roomRepository.findByRoomIdAndUserOrRoomIdAndReceiverName(roomId, user, roomId, room.getReceiverName());
         if (room == null) {
             throw new IllegalArgumentException("채팅방이 존재하지 않습니다.");
         }