diff --git a/osu.Game/Screens/Ranking/CollectionPopover.cs b/osu.Game/Screens/Ranking/CollectionPopover.cs
index 98a5de597e..2411ab99d8 100644
--- a/osu.Game/Screens/Ranking/CollectionPopover.cs
+++ b/osu.Game/Screens/Ranking/CollectionPopover.cs
@@ -1,8 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-#nullable disable
-
 using System.Linq;
 using osu.Framework.Allocation;
 using osu.Framework.Graphics;
@@ -23,7 +21,7 @@ namespace osu.Game.Screens.Ranking
         private RealmAccess realm { get; set; } = null!;
 
         [Resolved]
-        private ManageCollectionsDialog manageCollectionsDialog { get; set; }
+        private ManageCollectionsDialog? manageCollectionsDialog { get; set; }
 
         public CollectionPopover(BeatmapInfo beatmapInfo)
             : base(false)