Pause until field change in current item

Hi,

I have 2 state Machine workflow, the first workflow(at list1) should to wait until a specific task from second workflow(at list2) finished. I'm looking for the way or method that helps. 

I pretend to put a column that indicates that the specific task from second workflow have hapened; exist any method as exists in SharePoint Designer "Wait for field change in current item"?. Or what should i have to do