diff --git a/Riot/Modules/Room/RoomViewController.m b/Riot/Modules/Room/RoomViewController.m
index 65365e94c..6efc99584 100644
--- a/Riot/Modules/Room/RoomViewController.m
+++ b/Riot/Modules/Room/RoomViewController.m
@@ -1261,6 +1261,7 @@ const NSTimeInterval kResizeComposerAnimationDuration = .05;
         if (!bubbleTableViewDisplayInTransition && !self.bubblesTableView.isHidden)
         {
             [self refreshActivitiesViewDisplay];
+            [self refreshRoomTitle];
             
             [self checkReadMarkerVisibility];
             [self refreshJumpToLastUnreadBannerDisplay];
diff --git a/changelog.d/5800.bugfix b/changelog.d/5800.bugfix
new file mode 100644
index 000000000..9bc811246
--- /dev/null
+++ b/changelog.d/5800.bugfix
@@ -0,0 +1 @@
+Room: Refresh header when call actions become available (member count changes)