diff --git a/scripts/Windows/Scripts/Context.ps1 b/scripts/Windows/Scripts/Context.ps1
index 185cb7d3..59bfc6d2 100644
--- a/scripts/Windows/Scripts/Context.ps1
+++ b/scripts/Windows/Scripts/Context.ps1
@@ -67,7 +67,7 @@ class Context {
     [void] ProcessDefaultUserKey([System.Action[Microsoft.Win32.RegistryKey]] $action) {
         $root = "HKLM:\DefaultUser";
         $hivePath = "$env:SystemRoot\Profiles\Default User\NTUSER.dat"
-        $null = & reg load $root $hivePath;
+        $null = & reg load $root.Replace(":", "") $hivePath;
         $action.Invoke((Get-Item $root));
     }