Media Location in WPMU Install Directory

I have recently started with a fresh WPMU install.

Previously I had posted this issue here:

I have migrated my old site to new one however on my old site I had used a .htaccess mod to redirect all media files from:




Previously I used a .htaccess mod to do this re-write

# uploaded files
RewriteRule ^([_0-9a-zA-Z-]+/)?files/(.+) wp-includes/ms-files.php?file=$2 [L]

however after updating it looks like the new file structure is:


I would like to redirect this back to for the sake of pretty permalinks and my old links to work:


Currently this link works:

while this link is broken: