Applied Review Suggestions

1 files changed, 2 insertions, 1 deletions

diff --git a/Emby.Server.Implementations/Data/ItemTypeLookup.cs b/Emby.Server.Implementations/Data/ItemTypeLookup.cs
index b66e7f5d9..df0f4ea20 100644
--- a/Emby.Server.Implementations/Data/ItemTypeLookup.cs
+++ b/Emby.Server.Implementations/Data/ItemTypeLookup.cs
@@ -1,4 +1,5 @@
 using System;
+using System.Collections.Frozen;
 using System.Collections.Generic;
 using System.Threading.Channels;
 using Emby.Server.Implementations.Playlists;
@@ -116,5 +117,5 @@ public class ItemTypeLookup : IItemTypeLookup
         { BaseItemKind.UserView, typeof(UserView).FullName },
         { BaseItemKind.Video, typeof(Video).FullName },
         { BaseItemKind.Year, typeof(Year).FullName }
-    }.AsReadOnly();
+    }.ToFrozenDictionary();
 }