diff --git a/Migration-from-Devine.md b/Migration-from-Devine.md
index 69fa616..f0db4d2 100644
--- a/Migration-from-Devine.md
+++ b/Migration-from-Devine.md
@@ -8,11 +8,13 @@ find unshackle/services/ -type f -name "*.py" -exec sed -i 's/from devine/from u
 ```
 Windows
 ```powershell
-Get-ChildItem "unshackle/services" -Recurse -Filter *.py |
+Get-ChildItem -Path "unshackle/services" -Recurse -Filter *.py -File |
   ForEach-Object {
-      (Get-Content -Raw $_) -replace 'from devine', 'from unshackle' |
-      Set-Content $_
+      $f = $_.FullName
+      (Get-Content -Raw -LiteralPath $f) -replace 'from devine', 'from unshackle' |
+          Set-Content -LiteralPath $f
   }
+
 ```
 MacOS
 ```bash