2 files changed, 5 insertions, 7 deletions
diff --git a/MediaBrowser.Controller/Providers/DirectoryService.cs b/MediaBrowser.Controller/Providers/DirectoryService.cs
index ca470872b..b7640c205 100644
--- a/MediaBrowser.Controller/Providers/DirectoryService.cs
+++ b/MediaBrowser.Controller/Providers/DirectoryService.cs
@@ -66,12 +66,10 @@ namespace MediaBrowser.Controller.Providers
             return file;
         }
 
-        public List<string> GetFilePaths(string path)
-        {
-            return GetFilePaths(path, false);
-        }
+        public IReadOnlyList<string> GetFilePaths(string path)
+            => GetFilePaths(path, false);
 
-        public List<string> GetFilePaths(string path, bool clearCache)
+        public IReadOnlyList<string> GetFilePaths(string path, bool clearCache)
         {
             if (clearCache || !_filePathCache.TryGetValue(path, out List<string> result))
             {
diff --git a/MediaBrowser.Controller/Providers/IDirectoryService.cs b/MediaBrowser.Controller/Providers/IDirectoryService.cs
index b304fc335..949a17740 100644
--- a/MediaBrowser.Controller/Providers/IDirectoryService.cs
+++ b/MediaBrowser.Controller/Providers/IDirectoryService.cs
@@ -11,8 +11,8 @@ namespace MediaBrowser.Controller.Providers
 
         FileSystemMetadata GetFile(string path);
 
-        List<string> GetFilePaths(string path);
+        IReadOnlyList<string> GetFilePaths(string path);
 
-        List<string> GetFilePaths(string path, bool clearCache);
+        IReadOnlyList<string> GetFilePaths(string path, bool clearCache);
     }
 }