diff --git a/Plugins/Flow.Launcher.Plugin.BrowserBookmark/Main.cs b/Plugins/Flow.Launcher.Plugin.BrowserBookmark/Main.cs
index 6d098bc4b..e8235764c 100644
--- a/Plugins/Flow.Launcher.Plugin.BrowserBookmark/Main.cs
+++ b/Plugins/Flow.Launcher.Plugin.BrowserBookmark/Main.cs
@@ -265,7 +265,7 @@ public class Main : ISettingProvider, IPlugin, IReloadable, IPluginI18n, IContex
 
     public void Dispose()
     {
-        _tabsTracker?.Dispose();
+        _tabsTracker.Dispose();
         DisposeFileWatchers();
     }