move to new System.Threading.Lock type for better performance

1 files changed, 1 insertions, 1 deletions

diff --git a/MediaBrowser.Controller/Session/SessionInfo.cs b/MediaBrowser.Controller/Session/SessionInfo.cs
index 3ba1bfce4..cbef5d011 100644
--- a/MediaBrowser.Controller/Session/SessionInfo.cs
+++ b/MediaBrowser.Controller/Session/SessionInfo.cs
@@ -25,7 +25,7 @@ namespace MediaBrowser.Controller.Session
         private readonly ISessionManager _sessionManager;
         private readonly ILogger _logger;
 
-        private readonly object _progressLock = new();
+        private readonly Lock _progressLock = new();
         private Timer _progressTimer;
         private PlaybackProgressInfo _lastProgressInfo;