diff --git a/Classes/PhoneMainView.m b/Classes/PhoneMainView.m
index 10d4d0bd3..b1c789c4a 100644
--- a/Classes/PhoneMainView.m
+++ b/Classes/PhoneMainView.m
@@ -901,7 +901,7 @@ static RootViewManager *rootViewManagerInstance = nil;
 
 	_waitView = waitView;
 	_waitView.hidden = NO;
-	LinphoneChatRoom *room = linphone_core_create_client_group_chat_room(LC, subject ?: LINPHONE_DUMMY_SUBJECT);
+	LinphoneChatRoom *room = linphone_core_create_client_group_chat_room(LC, subject ?: LINPHONE_DUMMY_SUBJECT, bctbx_list_size(addresses) == 1);
 	if (!room) {
 		_waitView.hidden = YES;
 		return;
diff --git a/submodules/linphone b/submodules/linphone
index 29f9de93a..f75c58bbe 160000
--- a/submodules/linphone
+++ b/submodules/linphone
@@ -1 +1 @@
-Subproject commit 29f9de93a30c6f7278ae4c0356fa7a4303832c2c
+Subproject commit f75c58bbef21318b8427fb7337c714b8badd7b88