diff --git a/Wox/MainWindow.xaml b/Wox/MainWindow.xaml
index cc50e76dc..d50411b83 100644
--- a/Wox/MainWindow.xaml
+++ b/Wox/MainWindow.xaml
@@ -56,7 +56,7 @@
     <Border Style="{DynamicResource WindowBorderStyle}" MouseDown="OnMouseDown" >
         <StackPanel Orientation="Vertical">
             <TextBox Style="{DynamicResource QueryBoxStyle}"
-                     Text="{Binding QueryText, Mode=TwoWay, Delay=100, UpdateSourceTrigger=PropertyChanged}"
+                     Text="{Binding QueryText, Mode=TwoWay, UpdateSourceTrigger=PropertyChanged}"
                      PreviewDragOver="OnPreviewDragOver"
                      TextChanged="OnTextChanged"
                      AllowDrop="True"
@@ -87,4 +87,4 @@
             </ContentControl>
         </StackPanel>
     </Border>
-</Window>
\ No newline at end of file
+</Window>