diff --git a/src/main/java/com/campick/server/api/chat/dto/ChatMessageResDto.java b/src/main/java/com/campick/server/api/chat/dto/ChatMessageResDto.java
index 78c84b7..cffdddd 100644
--- a/src/main/java/com/campick/server/api/chat/dto/ChatMessageResDto.java
+++ b/src/main/java/com/campick/server/api/chat/dto/ChatMessageResDto.java
@@ -8,6 +8,7 @@
 @Getter @Setter @ToString
 @AllArgsConstructor @Builder
 public class ChatMessageResDto {
+    private Long chatId;
     private String message;
     private Long senderId;
     private String sendAt;
diff --git a/src/main/java/com/campick/server/api/chat/service/ChatService.java b/src/main/java/com/campick/server/api/chat/service/ChatService.java
index fe5cc2d..710f960 100644
--- a/src/main/java/com/campick/server/api/chat/service/ChatService.java
+++ b/src/main/java/com/campick/server/api/chat/service/ChatService.java
@@ -195,13 +195,14 @@ public void handleChatMessage(WebSocketSession session, JsonNode data) {
         System.out.println(chatMessageReqDto);
 
         ChatMessage chatMessage = saveMessage(chatMessageReqDto);
-        ChatMessageResDto chatMessageResDto = convertToChatMessageResDto(chatMessage);
+        ChatMessageResDto chatMessageResDto = convertToChatMessageResDto(chatMessage, chatMessageReqDto.getChatId());
         sendMessage(chatMessageReqDto.getChatId(), chatMessageResDto, session);
     }
 
-    private ChatMessageResDto convertToChatMessageResDto(ChatMessage chatMessage) {
+    private ChatMessageResDto convertToChatMessageResDto(ChatMessage chatMessage, Long chatRoomId) {
         return ChatMessageResDto.builder()
                 .message(chatMessage.getMessage())
+                .chatId(chatRoomId)
                 .senderId(chatMessage.getMember().getId())
                 .sendAt(TimeUtil.getTimeAgo(chatMessage.getCreatedAt()))
                 .isRead(chatMessage.getIsRead())
@@ -241,6 +242,7 @@ public void sendMessage(Long chatId, ChatMessageResDto message, WebSocketSession
                     payload.put("senderId", message.getSenderId());
                     payload.put("sendAt", message.getSendAt());
                     payload.put("isRead", message.getIsRead());
+                    payload.put("chatId", message.getChatId());
 
                     Map<String, Object> wrapper = new HashMap<>();
                     wrapper.put("type", "chat_message");