diff --git a/Flow.Launcher/HotkeyControl.xaml.cs b/Flow.Launcher/HotkeyControl.xaml.cs
index 15feae6cc..b71df9758 100644
--- a/Flow.Launcher/HotkeyControl.xaml.cs
+++ b/Flow.Launcher/HotkeyControl.xaml.cs
@@ -103,7 +103,7 @@ namespace Flow.Launcher
 
         private void tbHotkey_LostFocus(object sender, RoutedEventArgs e)
         {
-            tbHotkey.Text = CurrentHotkey.ToString();
+            tbHotkey.Text = CurrentHotkey?.ToString() ?? "";
             tbHotkey.Select(tbHotkey.Text.Length, 0);
         }