pro version updates

I have the pro version installed and activated and the standard version installed but not activated… the standard version notifies me of updates in plugins manager which i then update but the pro version does not and stays at the old version number

hared Files
Activate | Delete
A simple yet effective tool to list downloadable files on your site.

Version 1.6.50 | By Tammersoft | View details
Enable auto-updates
There is a new version of Shared Files available. View version 1.6.51 details or update now.

Select Shared Files Pro	
Shared Files Pro
Change License | Opt Out | Deactivate
A simple yet effective tool to list downloadable files on your site.

Version 1.6.46 | By Tammersoft