diff --git a/pathfixer.ps1 b/pathfixer.ps1
index fee507c..d0224be 100644
--- a/pathfixer.ps1
+++ b/pathfixer.ps1
@@ -1,3 +1,7 @@
+Write-Warning "===== Writing a backup of your path to path_backup.txt in case this goes wrong."
+
+Out-File -FilePath .\path_backup.txt -InputObject $env:PATH
+
 Write-Host "======= winlibs configuration ====="
 $winlibsPath = $ExecutionContext.SessionState.Path.GetUnresolvedProviderPathFromPSPath("$env:APPDATA\..\Local\Programs\WinLibs")