From the sounds of things, if things had played out differently for his character in Black Panther, Andy Serkis may not have been excited about continuing filming stunts and such as part of the role.
Both Chadwick Boseman and Andy Serkis have been praised for their roles in Black Panther and many have lamented that the movie did not set up Klaue to keep recurring as a villain in the Marvel universe.
(He previously appeared in Avengers: Age of Ultron before Black Panther.)