Nope my hack was to leave them all empty for a while and go in every once in a while and fill them. Haha, worked until I went on maternity leave and everyone wondered what had broken.
Like Dory said, these are unfortunately usually manually updated. So I don't really have a solution besides making it process.
Along those lines though, this is one of my favorites of our assets that I like to share with clients. Because there are so many little nuances it's a good reference. When Marketo Programs meet Salesforce Campaigns [Infographic] - LeadMD
Hope this helps!