diff --git a/.coveragerc b/.coveragerc
index 6a34e662d3..77c1070023 100644
--- a/.coveragerc
+++ b/.coveragerc
@@ -2,6 +2,7 @@
 omit =
 	# leading `*/` for pytest-dev/pytest-cov#456
 	*/.tox/*
+	*/_validate_pyproject/*  # generated code, tested in _validate_pyproject
 
 [report]
 show_missing = True