diff --git a/osu.Game.Tests/Database/TestRealmKeyBindingStore.cs b/osu.Game.Tests/Database/TestRealmKeyBindingStore.cs
index f4467867db..e2774cef00 100644
--- a/osu.Game.Tests/Database/TestRealmKeyBindingStore.cs
+++ b/osu.Game.Tests/Database/TestRealmKeyBindingStore.cs
@@ -104,7 +104,7 @@ namespace osu.Game.Tests.Database
 
                 realm.Run(innerRealm =>
                 {
-                    var binding = innerRealm.ResolveReference(tsr);
+                    var binding = innerRealm.ResolveReference(tsr)!;
                     innerRealm.Write(() => binding.KeyCombination = new KeyCombination(InputKey.BackSpace));
                 });
 
diff --git a/osu.Game/Overlays/Settings/Sections/Input/KeyBindingRow.cs b/osu.Game/Overlays/Settings/Sections/Input/KeyBindingRow.cs
index b04e514ec2..725925c8cf 100644
--- a/osu.Game/Overlays/Settings/Sections/Input/KeyBindingRow.cs
+++ b/osu.Game/Overlays/Settings/Sections/Input/KeyBindingRow.cs
@@ -440,7 +440,7 @@ namespace osu.Game.Overlays.Settings.Sections.Input
         }
 
         private void updateStoreFromButton(KeyButton button) =>
-            realm.WriteAsync(r => r.Find<RealmKeyBinding>(button.KeyBinding.ID).KeyCombinationString = button.KeyBinding.KeyCombinationString);
+            realm.WriteAsync(r => r.Find<RealmKeyBinding>(button.KeyBinding.ID)!.KeyCombinationString = button.KeyBinding.KeyCombinationString);
 
         private void updateIsDefaultValue()
         {
diff --git a/osu.Game/Scoring/ScoreManager.cs b/osu.Game/Scoring/ScoreManager.cs
index 55bcb9f79d..31b5bd8365 100644
--- a/osu.Game/Scoring/ScoreManager.cs
+++ b/osu.Game/Scoring/ScoreManager.cs
@@ -141,7 +141,7 @@ namespace osu.Game.Scoring
         {
             Realm.Run(r =>
             {
-                var beatmapScores = r.Find<BeatmapInfo>(beatmap.ID).Scores.ToList();
+                var beatmapScores = r.Find<BeatmapInfo>(beatmap.ID)!.Scores.ToList();
                 Delete(beatmapScores, silent);
             });
         }