diff --git a/Bili-dl/Bili-dl/App.xaml b/Bili-dl/Bili-dl/App.xaml
index 95ff4b6..bd56063 100644
--- a/Bili-dl/Bili-dl/App.xaml
+++ b/Bili-dl/Bili-dl/App.xaml
@@ -5,6 +5,6 @@
              xmlns:sys="clr-namespace:System;assembly=mscorlib"
              StartupUri="MainWindow.xaml">
     <Application.Resources>
-        <sys:String x:Key="Version">v0.3.1-alpha</sys:String>
+        <sys:String x:Key="Version">v0.4.0-alpha</sys:String>
     </Application.Resources>
 </Application>