diff --git a/osu.Game/Overlays/Wiki/WikiHeader.cs b/osu.Game/Overlays/Wiki/WikiHeader.cs
index 4eac60f0eb..811e654387 100644
--- a/osu.Game/Overlays/Wiki/WikiHeader.cs
+++ b/osu.Game/Overlays/Wiki/WikiHeader.cs
@@ -55,7 +55,7 @@ namespace osu.Game.Overlays.Wiki
 
         private void onCurrentChange(ValueChangedEvent<LocalisableString?> e)
         {
-            if (e?.NewValue == TabControl.Items.LastOrDefault())
+            if (e.NewValue == TabControl.Items.LastOrDefault())
                 return;
 
             if (e.NewValue == IndexPageString)