diff --git a/Source/LibationAvalonia/Views/MainWindow.Upgrade.cs b/Source/LibationAvalonia/Views/MainWindow.Upgrade.cs
index a4cb95b4..02b315ba 100644
--- a/Source/LibationAvalonia/Views/MainWindow.Upgrade.cs
+++ b/Source/LibationAvalonia/Views/MainWindow.Upgrade.cs
@@ -24,7 +24,7 @@ namespace LibationAvalonia.Views
 			upgrader.DownloadBegin += async (_, _) => await Dispatcher.UIThread.InvokeAsync(() => setProgressVisible(true));
 			upgrader.DownloadCompleted += async (_, _) => await Dispatcher.UIThread.InvokeAsync(() => setProgressVisible(false));
 
-			Opened += async (_, _) => await upgrader.CheForUpgradeAsync(upgradeAvailable);
+			Opened += async (_, _) => await upgrader.CheckForUpgradeAsync(upgradeAvailable);
 #endif
 		}
 
diff --git a/Source/LibationUiBase/Upgrader.cs b/Source/LibationUiBase/Upgrader.cs
index 5bf94216..230b2410 100644
--- a/Source/LibationUiBase/Upgrader.cs
+++ b/Source/LibationUiBase/Upgrader.cs
@@ -40,7 +40,7 @@ namespace LibationUiBase
 		public event EventHandler<DownloadProgress> DownloadProgress;
 		public event EventHandler<bool> DownloadCompleted;
 
-		public async Task CheForUpgradeAsync(Func<UpgradeEventArgs,Task> upgradeAvailableHandler)
+		public async Task CheckForUpgradeAsync(Func<UpgradeEventArgs,Task> upgradeAvailableHandler)
 		{
 			try
 			{
diff --git a/Source/LibationWinForms/Form1.Upgrade.cs b/Source/LibationWinForms/Form1.Upgrade.cs
index e1b9466d..2d2ceb04 100644
--- a/Source/LibationWinForms/Form1.Upgrade.cs
+++ b/Source/LibationWinForms/Form1.Upgrade.cs
@@ -25,7 +25,7 @@ namespace LibationWinForms
 			upgrader.DownloadBegin += (_, _) => Invoke(() => setProgressVisible(true));
 			upgrader.DownloadCompleted += (_, _) => Invoke(() => setProgressVisible(false));
 
-			Shown += async (_, _) => await upgrader.CheForUpgradeAsync(upgradeAvailable);
+			Shown += async (_, _) => await upgrader.CheckForUpgradeAsync(upgradeAvailable);
 #endif
 		}
 
diff --git a/Source/LoadByOS/WindowsConfigApp/WinInterop.cs b/Source/LoadByOS/WindowsConfigApp/WinInterop.cs
index ced9929f..5aef4bea 100644
--- a/Source/LoadByOS/WindowsConfigApp/WinInterop.cs
+++ b/Source/LoadByOS/WindowsConfigApp/WinInterop.cs
@@ -3,6 +3,7 @@ using System.Diagnostics;
 using LibationFileManager;
 using System.IO;
 using System;
+using Dinah.Core;
 
 namespace WindowsConfigApp
 {
@@ -42,7 +43,10 @@ namespace WindowsConfigApp
 
 			File.Copy("ZipExtractor.exe", zipExtractor, overwrite: true);
 
-			RunAsRoot(zipExtractor, $"--input \"{upgradeBundle}\" --output \"{thisDir}\" --executable \"{thisExe}\"");
+			RunAsRoot(zipExtractor,
+                $"--input {upgradeBundle.SurroundWithQuotes()} " +
+                $"--output {thisDir.SurroundWithQuotes()} " +
+                $"--executable {thisExe.SurroundWithQuotes()}");
 		}
 
 		public Process RunAsRoot(string exe, string args)