1 files changed, 5 insertions, 8 deletions
diff --git a/MediaBrowser.Controller/Entities/Extensions.cs b/MediaBrowser.Controller/Entities/Extensions.cs
index 244cc00be..3005bee0a 100644
--- a/MediaBrowser.Controller/Entities/Extensions.cs
+++ b/MediaBrowser.Controller/Entities/Extensions.cs
@@ -1,8 +1,6 @@
-#nullable disable
-
 using System;
 using System.Linq;
-using MediaBrowser.Common.Extensions;
+using Jellyfin.Extensions;
 using MediaBrowser.Model.Entities;
 
 namespace MediaBrowser.Controller.Entities
@@ -15,16 +13,15 @@ namespace MediaBrowser.Controller.Entities
         /// <summary>
         /// Adds the trailer URL.
         /// </summary>
+        /// <param name="item">Media item.</param>
+        /// <param name="url">Trailer URL.</param>
         public static void AddTrailerUrl(this BaseItem item, string url)
         {
-            if (string.IsNullOrEmpty(url))
-            {
-                throw new ArgumentNullException(nameof(url));
-            }
+            ArgumentException.ThrowIfNullOrEmpty(url);
 
             var current = item.RemoteTrailers.FirstOrDefault(i => string.Equals(i.Url, url, StringComparison.OrdinalIgnoreCase));
 
-            if (current == null)
+            if (current is null)
             {
                 var mediaUrl = new MediaUrl
                 {