diff --git a/Plugins/Flow.Launcher.Plugin.PluginsManager/Main.cs b/Plugins/Flow.Launcher.Plugin.PluginsManager/Main.cs
index c9f9ca2a7..dbd1600c9 100644
--- a/Plugins/Flow.Launcher.Plugin.PluginsManager/Main.cs
+++ b/Plugins/Flow.Launcher.Plugin.PluginsManager/Main.cs
@@ -71,17 +71,8 @@ namespace Flow.Launcher.Plugin.PluginsManager
             {
                 _ = pluginManager.UpdateManifest().ContinueWith(t =>
                 {
-                    if (t.IsCompletedSuccessfully)
-                    {
-                        lastUpdateTime = DateTime.Now;
-                    }
-                    else
-                    {
-                        Context.API.ShowMsg("Plugin Manifest Download Fail.",
-                        "Please check if you can connect to github.com. " +
-                        "This error means you may not be able to Install and Update Plugin.", pluginManager.icoPath, false);
-                    }
-                });
+                    lastUpdateTime = DateTime.Now;
+                }, TaskContinuationOptions.OnlyOnRanToCompletion);
             }
 
             return search switch
diff --git a/Plugins/Flow.Launcher.Plugin.PluginsManager/PluginsManager.cs b/Plugins/Flow.Launcher.Plugin.PluginsManager/PluginsManager.cs
index eb0caec3f..090e93bf2 100644
--- a/Plugins/Flow.Launcher.Plugin.PluginsManager/PluginsManager.cs
+++ b/Plugins/Flow.Launcher.Plugin.PluginsManager/PluginsManager.cs
@@ -48,7 +48,11 @@ namespace Flow.Launcher.Plugin.PluginsManager
 
         internal Task UpdateManifest()
         {
-            return _downloadManifestTask = pluginsManifest.DownloadManifest();
+            return _downloadManifestTask = pluginsManifest.DownloadManifest().ContinueWith(t =>
+                    Context.API.ShowMsg("Plugin Manifest Download Fail.",
+                    "Please check if you can connect to github.com. " +
+                    "This error means you may not be able to Install and Update Plugin.", icoPath, false),
+                    TaskContinuationOptions.OnlyOnFaulted);
         }
 
         internal List<Result> GetDefaultHotKeys()