diff --git a/app/src/main/java/org/linphone/ui/main/chat/model/ConversationModel.kt b/app/src/main/java/org/linphone/ui/main/chat/model/ConversationModel.kt
index 34c2a919e..c23669a3e 100644
--- a/app/src/main/java/org/linphone/ui/main/chat/model/ConversationModel.kt
+++ b/app/src/main/java/org/linphone/ui/main/chat/model/ConversationModel.kt
@@ -109,6 +109,12 @@ class ConversationModel @WorkerThread constructor(val chatRoom: ChatRoom) {
             computeParticipants()
         }
 
+        @WorkerThread
+        override fun onConferenceLeft(chatRoom: ChatRoom, eventLog: EventLog) {
+            Log.w("TAG Conversation has been left")
+            isReadOnly.postValue(true)
+        }
+
         @WorkerThread
         override fun onIsComposingReceived(
             chatRoom: ChatRoom,
diff --git a/app/src/main/java/org/linphone/ui/main/chat/viewmodel/ConversationViewModel.kt b/app/src/main/java/org/linphone/ui/main/chat/viewmodel/ConversationViewModel.kt
index b018865f1..9567b507c 100644
--- a/app/src/main/java/org/linphone/ui/main/chat/viewmodel/ConversationViewModel.kt
+++ b/app/src/main/java/org/linphone/ui/main/chat/viewmodel/ConversationViewModel.kt
@@ -140,6 +140,7 @@ class ConversationViewModel @UiThread constructor() : AbstractConversationViewMo
         @WorkerThread
         override fun onConferenceJoined(chatRoom: ChatRoom, eventLog: EventLog) {
             Log.i("$TAG Conversation was joined")
+            addEvents(arrayOf(eventLog))
             computeConversationInfo()
 
             val messageToForward = pendingForwardMessage
@@ -150,6 +151,13 @@ class ConversationViewModel @UiThread constructor() : AbstractConversationViewMo
             }
         }
 
+        @WorkerThread
+        override fun onConferenceLeft(chatRoom: ChatRoom, eventLog: EventLog) {
+            Log.w("$TAG Conversation was left")
+            addEvents(arrayOf(eventLog))
+            isReadOnly.postValue(true)
+        }
+
         @WorkerThread
         override fun onChatRoomRead(chatRoom: ChatRoom) {
             unreadMessagesCount.postValue(0)