diff --git a/osu.Game/Screens/Edit/Editor.cs b/osu.Game/Screens/Edit/Editor.cs
index a4c331c4e0..78d5c24108 100644
--- a/osu.Game/Screens/Edit/Editor.cs
+++ b/osu.Game/Screens/Edit/Editor.cs
@@ -144,7 +144,7 @@ private void load(OsuColour colours, OsuConfigManager config)
 
             // Todo: should probably be done at a DrawableRuleset level to share logic with Player.
             clock = new EditorClock(playableBeatmap, beatDivisor) { IsCoupled = false };
-            clock.ChangeSource(loadableBeatmap.Track);
+            clock.ChangeSource((IAdjustableClock)loadableBeatmap.Track ?? new StopwatchClock());
 
             dependencies.CacheAs(clock);
             AddInternal(clock);