diff --git a/Flow.Launcher/SettingWindow.xaml.cs b/Flow.Launcher/SettingWindow.xaml.cs
index 8144c8ff8..bad15d2c9 100644
--- a/Flow.Launcher/SettingWindow.xaml.cs
+++ b/Flow.Launcher/SettingWindow.xaml.cs
@@ -446,7 +446,7 @@ namespace Flow.Launcher
 
         public void InitializePosition()
         {
-            if (settings.SettingWindowTop >= 0 && settings.SettingWindowLeft >= 0)
+            if (settings.SettingWindowTop == null)
             {
                 Top = settings.SettingWindowTop;
                 Left = settings.SettingWindowLeft;