diff --git a/osu.Game/Beatmaps/BeatmapStore.cs b/osu.Game/Beatmaps/BeatmapStore.cs
index 9c5a1a9dfc..817b46041f 100644
--- a/osu.Game/Beatmaps/BeatmapStore.cs
+++ b/osu.Game/Beatmaps/BeatmapStore.cs
@@ -26,14 +26,6 @@ namespace osu.Game.Beatmaps
         {
         }
 
-        protected override Type[] ValidTypes => new[]
-        {
-            typeof(BeatmapSetInfo),
-            typeof(BeatmapInfo),
-            typeof(BeatmapMetadata),
-            typeof(BeatmapDifficulty),
-        };
-
         protected override void Prepare(bool reset = false)
         {
             if (reset)
diff --git a/osu.Game/Database/DatabaseBackedStore.cs b/osu.Game/Database/DatabaseBackedStore.cs
index 6b3fe232b2..46fc596584 100644
--- a/osu.Game/Database/DatabaseBackedStore.cs
+++ b/osu.Game/Database/DatabaseBackedStore.cs
@@ -2,7 +2,6 @@
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
 using System;
-using System.Linq;
 using Microsoft.EntityFrameworkCore;
 using osu.Framework.Logging;
 using osu.Framework.Platform;
@@ -47,13 +46,5 @@ namespace osu.Game.Database
         /// Reset this database to a default state. Undo all changes to database and storage backings.
         /// </summary>
         public void Reset() => Prepare(true);
-
-        private void checkType(Type type)
-        {
-            if (!ValidTypes.Contains(type))
-                throw new InvalidOperationException($"The requested operation specified a type of {type}, which is invalid for this {nameof(DatabaseBackedStore)}.");
-        }
-
-        protected abstract Type[] ValidTypes { get; }
     }
 }
diff --git a/osu.Game/IO/FileStore.cs b/osu.Game/IO/FileStore.cs
index c15ebd264e..55b00b51d9 100644
--- a/osu.Game/IO/FileStore.cs
+++ b/osu.Game/IO/FileStore.cs
@@ -27,10 +27,6 @@ namespace osu.Game.IO
             Store = new NamespacedResourceStore<byte[]>(new StorageBackedResourceStore(storage), prefix);
         }
 
-        protected override Type[] ValidTypes => new[] {
-            typeof(FileInfo),
-        };
-
         protected override void Prepare(bool reset = false)
         {
             if (reset)
diff --git a/osu.Game/Input/KeyBindingStore.cs b/osu.Game/Input/KeyBindingStore.cs
index f9578d150b..088e3bd75b 100644
--- a/osu.Game/Input/KeyBindingStore.cs
+++ b/osu.Game/Input/KeyBindingStore.cs
@@ -1,7 +1,6 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
-using System;
 using System.Collections.Generic;
 using System.Linq;
 using Microsoft.EntityFrameworkCore;
@@ -57,11 +56,6 @@ namespace osu.Game.Input
             }
         }
 
-        protected override Type[] ValidTypes => new[]
-        {
-            typeof(DatabasedKeyBinding)
-        };
-
         public List<KeyBinding> Query(int? rulesetId = null, int? variant = null) =>
             new List<KeyBinding>(Connection.DatabasedKeyBinding.Where(b => b.RulesetID == rulesetId && b.Variant == variant));
 
diff --git a/osu.Game/Rulesets/RulesetStore.cs b/osu.Game/Rulesets/RulesetStore.cs
index 068997e732..fe9dfd7a11 100644
--- a/osu.Game/Rulesets/RulesetStore.cs
+++ b/osu.Game/Rulesets/RulesetStore.cs
@@ -109,8 +109,6 @@ namespace osu.Game.Rulesets
             ID = ruleset.LegacyID
         };
 
-        protected override Type[] ValidTypes => new[] { typeof(RulesetInfo) };
-
         public RulesetInfo GetRuleset(int id) => Connection.RulesetInfo.First(r => r.ID == id);
 
         public RulesetInfo QueryRulesetInfo(Func<RulesetInfo, bool> query)
diff --git a/osu.Game/Rulesets/Scoring/ScoreStore.cs b/osu.Game/Rulesets/Scoring/ScoreStore.cs
index 1604e8cb1c..66fcfb5d67 100644
--- a/osu.Game/Rulesets/Scoring/ScoreStore.cs
+++ b/osu.Game/Rulesets/Scoring/ScoreStore.cs
@@ -1,7 +1,6 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
-using System;
 using System.Collections.Generic;
 using System.IO;
 using osu.Framework.Platform;
@@ -147,7 +146,5 @@ namespace osu.Game.Rulesets.Scoring
         protected override void Prepare(bool reset = false)
         {
         }
-
-        protected override Type[] ValidTypes => new[] { typeof(Score) };
     }
 }