diff --git a/Wox/MainWindow.xaml b/Wox/MainWindow.xaml
index 3a01414c95..519dc0a9ce 100644
--- a/Wox/MainWindow.xaml
+++ b/Wox/MainWindow.xaml
@@ -12,8 +12,8 @@
         Style="{DynamicResource WindowStyle}"
         Icon="Images\app.png"
         >
-    <Border Style="{DynamicResource WindowBorderStyle}">
-        <Grid x:Name="grid">
+    <Border Style="{DynamicResource WindowBorderStyle}" MouseDown="Border_OnMouseDown">
+        <Grid x:Name="grid" >
             <Grid.RowDefinitions>
                 <RowDefinition ></RowDefinition>
                 <RowDefinition></RowDefinition>
diff --git a/Wox/MainWindow.xaml.cs b/Wox/MainWindow.xaml.cs
index 7734100d02..79ae82eeb2 100644
--- a/Wox/MainWindow.xaml.cs
+++ b/Wox/MainWindow.xaml.cs
@@ -24,6 +24,7 @@ using ContextMenu = System.Windows.Forms.ContextMenu;
 using KeyEventArgs = System.Windows.Input.KeyEventArgs;
 using MenuItem = System.Windows.Forms.MenuItem;
 using MessageBox = System.Windows.MessageBox;
+using MouseButton = System.Windows.Input.MouseButton;
 using ToolTip = System.Windows.Controls.ToolTip;
 
 namespace Wox
@@ -198,6 +199,11 @@ namespace Wox
                 }, TimeSpan.FromMilliseconds(150));
         }
 
+        private void Border_OnMouseDown(object sender, MouseButtonEventArgs e)
+        {
+            if (e.ChangedButton == MouseButton.Left) DragMove();
+        }
+
         private void StartProgress()
         {
             progressBar.Visibility = Visibility.Visible;