diff --git a/Flow.Launcher/ProgressBoxEx.xaml b/Flow.Launcher/ProgressBoxEx.xaml
index 4cce82221..3102cfb72 100644
--- a/Flow.Launcher/ProgressBoxEx.xaml
+++ b/Flow.Launcher/ProgressBoxEx.xaml
@@ -1,9 +1,9 @@
 <Window
-    x:Class="Flow.Launcher.Core.ProgressBoxEx"
+    x:Class="Flow.Launcher.ProgressBoxEx"
     xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
     xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
-    xmlns:local="clr-namespace:Flow.Launcher.Core"
+    xmlns:local="clr-namespace:Flow.Launcher"
     xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
     x:Name="MessageBoxWindow"
     Width="420"
diff --git a/Flow.Launcher/ProgressBoxEx.xaml.cs b/Flow.Launcher/ProgressBoxEx.xaml.cs
index dc1f27404..eff0bd80c 100644
--- a/Flow.Launcher/ProgressBoxEx.xaml.cs
+++ b/Flow.Launcher/ProgressBoxEx.xaml.cs
@@ -5,7 +5,7 @@ using System.Windows.Input;
 using Flow.Launcher.Infrastructure.Logger;
 using Flow.Launcher.Plugin;
 
-namespace Flow.Launcher.Core
+namespace Flow.Launcher
 {
     public partial class ProgressBoxEx : Window, IProgressBoxEx
     {