diff --git a/WallpaperEngineTools/ffmpeg-fix-container.ps1 b/WallpaperEngineTools/ffmpeg-fix-container.ps1
new file mode 100644
index 0000000..b86e633
--- /dev/null
+++ b/WallpaperEngineTools/ffmpeg-fix-container.ps1
@@ -0,0 +1,12 @@
+# With ffmpeg simply copy the vidoe and auto contents into an mp4 container
+
+# args[0] = file path
+# args[1] = -d or --delete to delete the original file after conversion
+$file = Get-ChildItem $args[0]
+$del = $args[1]
+# Invoke ffmpeg to copy the video and audio streams into an mp4 container
+ffmpeg -i $file.FullName -c copy "$($file.BaseName).mp4"
+# Delete the original file if the second argument is -d or --delete
+if ($del -eq "-d" -or $del -eq "--delete") {
+	Remove-Item $file
+}
\ No newline at end of file