diff --git a/osu.Game/Database/DownloadableArchiveModelManager.cs b/osu.Game/Database/DownloadableArchiveModelManager.cs
index 647eb3cbd3..2e7d70c941 100644
--- a/osu.Game/Database/DownloadableArchiveModelManager.cs
+++ b/osu.Game/Database/DownloadableArchiveModelManager.cs
@@ -20,7 +20,7 @@ namespace osu.Game.Database
     /// <typeparam name="TModel">The model type.</typeparam>
     /// <typeparam name="TFileModel">The associated file join type.</typeparam>
     public abstract class DownloadableArchiveModelManager<TModel, TFileModel> : ArchiveModelManager<TModel, TFileModel>, IModelDownloader<TModel>
-        where TModel : class, IHasFiles<TFileModel>, IHasPrimaryKey, ISoftDelete
+        where TModel : class, IHasFiles<TFileModel>, IHasPrimaryKey, ISoftDelete, IEquatable<TModel>
         where TFileModel : INamedFileInfo, new()
     {
         public event Action<ArchiveDownloadRequest<TModel>> DownloadBegan;