diff --git a/setup.cfg b/setup.cfg
index fbbe7c4d6a6709033d57dcec8632a9df4680ff06..894d0dfc9cf9372b39c5f6a6cf1cfddd2f48e1cc 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -25,7 +25,7 @@ line_length = 120
 
 [flake8]
 max-line-length = 120
-exclude = dist,*.egg-info,build,.git,__pycache__
+exclude = dist,*.egg-info,build,.git,__pycache__,boilerplate_data,stable_backport_data,*_ui.py
 
 [easy_install]