diff --git a/Flow.Launcher/SettingWindow.xaml b/Flow.Launcher/SettingWindow.xaml
index 254c6a01d..346acd561 100644
--- a/Flow.Launcher/SettingWindow.xaml
+++ b/Flow.Launcher/SettingWindow.xaml
@@ -88,7 +88,7 @@
                     </Path>
                 </Button>
                 <Button
-                    Name="maximizeButton"
+                    Name="MaximizeButton"
                     Grid.Row="0"
                     Grid.Column="3"
                     Click="OnMaximizeRestoreButtonClick"
@@ -112,6 +112,7 @@
                 </Button>
                 <Button
                     Name="restoreButton"
+                    Name="RestoreButton"
                     Grid.Column="3"
                     Click="OnMaximizeRestoreButtonClick"
                     Style="{StaticResource TitleBarButtonStyle}">
diff --git a/Flow.Launcher/SettingWindow.xaml.cs b/Flow.Launcher/SettingWindow.xaml.cs
index cd85014f2..0ea3eb213 100644
--- a/Flow.Launcher/SettingWindow.xaml.cs
+++ b/Flow.Launcher/SettingWindow.xaml.cs
@@ -337,13 +337,13 @@ namespace Flow.Launcher
         {
             if (WindowState == WindowState.Maximized)
             {
-                maximizeButton.Visibility = Visibility.Collapsed;
-                restoreButton.Visibility = Visibility.Visible;
+                MaximizeButton.Visibility = Visibility.Collapsed;
+                RestoreButton.Visibility = Visibility.Visible;
             }
             else
             {
-                maximizeButton.Visibility = Visibility.Visible;
-                restoreButton.Visibility = Visibility.Collapsed;
+                MaximizeButton.Visibility = Visibility.Visible;
+                RestoreButton.Visibility = Visibility.Collapsed;
             }
         }