diff --git a/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-sidenav/chat.component.html b/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-sidenav/chat.component.html
index 4cfd37cc..505bbd7b 100644
--- a/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-sidenav/chat.component.html
+++ b/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-sidenav/chat.component.html
@@ -1,4 +1,5 @@
 <div *ngFor="let room of roomList" (click)="onSelectedRoom(room)">
   <div class="room-name">{{ getRoomName(room) }}</div>
-  <div class="room-name">{{ room.finalEventMessage }}</div>
+  <div>{{ room.finalEventDate }}</div>
+  <div>{{ room.finalEventMessage }}</div>
 </div>
diff --git a/projects/ucap-webmessenger-app/src/app/store/messenger/sync/reducers.ts b/projects/ucap-webmessenger-app/src/app/store/messenger/sync/reducers.ts
index e6a33a40..8585e494 100644
--- a/projects/ucap-webmessenger-app/src/app/store/messenger/sync/reducers.ts
+++ b/projects/ucap-webmessenger-app/src/app/store/messenger/sync/reducers.ts
@@ -39,6 +39,7 @@ export const reducer = createReducer(
       if (roomInfo.roomSeq === action.roomSeq) {
         roomList.push({
           ...roomInfo,
+          finalEventDate: action.info.sendDate,
           finalEventMessage: action.info.sentMessage
         });
       } else {
diff --git a/projects/ucap-webmessenger-protocol-event/src/lib/types/event.type.ts b/projects/ucap-webmessenger-protocol-event/src/lib/types/event.type.ts
index d1af4254..ed24aa90 100644
--- a/projects/ucap-webmessenger-protocol-event/src/lib/types/event.type.ts
+++ b/projects/ucap-webmessenger-protocol-event/src/lib/types/event.type.ts
@@ -18,7 +18,7 @@ export enum EventType {
   // L: 링크(Legacy)
   Link = 'L',
   // R: 대화방명변경
-  RenameRoom = '',
+  RenameRoom = 'R',
   // Y: 번역
   Translation = 'Y',
   // Z: 대용량 번역