diff --git a/osu.Game/Overlays/ChatOverlay.cs b/osu.Game/Overlays/ChatOverlay.cs
index e80c51d82a..b64d3a1893 100644
--- a/osu.Game/Overlays/ChatOverlay.cs
+++ b/osu.Game/Overlays/ChatOverlay.cs
@@ -279,6 +279,10 @@ namespace osu.Game.Overlays
                 currentChannelContainer.Clear(false);
                 currentChannelContainer.Add(loaded);
             }
+
+            // mark channel as read when channel switched
+            if (e.NewValue.Messages.Any())
+                channelManager.MarkChannelAsRead(e.NewValue.Messages.Last());
         }
 
         private float startDragChatHeight;