diff --git a/Makefile b/Makefile
index 3f13b215..d1e56aaf 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
 .PHONY: quality style test
 
-check_dirs := scripts src tests
+check_dirs := scripts src tests setup.py
 
 quality:
 	ruff check $(check_dirs)