1 files changed, 1 insertions, 1 deletions
diff --git a/MediaBrowser.Server.Implementations/Library/Validators/MusicGenresPostScanTask.cs b/MediaBrowser.Server.Implementations/Library/Validators/MusicGenresPostScanTask.cs
index da378228a..280dd90f4 100644
--- a/MediaBrowser.Server.Implementations/Library/Validators/MusicGenresPostScanTask.cs
+++ b/MediaBrowser.Server.Implementations/Library/Validators/MusicGenresPostScanTask.cs
@@ -32,7 +32,7 @@ namespace MediaBrowser.Server.Implementations.Library.Validators
         /// <returns>Task.</returns>
         public Task Run(IProgress<double> progress, CancellationToken cancellationToken)
         {
-            return _libraryManager.ValidateMusicGenres(cancellationToken, progress);
+            return ((LibraryManager)_libraryManager).ValidateMusicGenres(cancellationToken, progress);
         }
     }
 }