Same activity id on different storyline courses

Hello articulate heroes, 

Hello articulate support team, 

We need help: we made 2 different Storyline courses and as we export them their activities id are the same. The courses id are different but the platform where the course should be uploaded  need to use unique activities id. 

In attachment, the print screen of the two courses files tincan.xml

Which solution do you suggest ? 

In advance, thank you for your help.