diff --git a/setup.cfg b/setup.cfg
index 33ca8fbb1b7..336316bac61 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -46,14 +46,13 @@ requires =
   python3-zeep
 
 [flake8]
-exclude =
+extend-exclude =
   .git,
   .tx,
-  addons,
   debian,
   doc,
   setup,
-select =
+extend-select =
   RST
 rst-directives =
   function,