diff --git a/src/modules/launcher/PowerLauncher/MainWindow.xaml.cs b/src/modules/launcher/PowerLauncher/MainWindow.xaml.cs
index 186987da74..e4079c4f80 100644
--- a/src/modules/launcher/PowerLauncher/MainWindow.xaml.cs
+++ b/src/modules/launcher/PowerLauncher/MainWindow.xaml.cs
@@ -299,7 +299,7 @@ namespace PowerLauncher
             else
             {
                 var text = ((TextBox)sender).Text;
-                if (text == string.Empty)
+                if (string.IsNullOrEmpty(text))
                 {
                     SearchBox.AutoCompleteTextBlock.Text = string.Empty;
                 }