error after upgrade

I’m building a custom image and after upgrading to the most recent version on master, I’m getting this error. I can’t seem to figure out a way to force a rebuild of intermediate images using docker build… How should I do that? I think that might be the issue here.

/usr/local/lib/python3.7/importlib/ RuntimeWarning: greenlet.greenlet size changed, may indicate binary incompatibility. Expected 144 from C header, got 152 from PyObject