diff --git a/.gitignore b/.gitignore
index da7282797..4b318e232 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,6 @@
 *.egg-info
 *.pyc
-/.coverage
+.coverage*
 /.tox
 /build
 /coverage-html
diff --git a/script/clean b/script/clean
index 08ba551ae..35faf4dba 100755
--- a/script/clean
+++ b/script/clean
@@ -2,5 +2,6 @@
 set -e
 
 find . -type f -name '*.pyc' -delete
+find . -name .coverage.* -delete
 find -name __pycache__ -delete
 rm -rf docs/_site build dist docker-compose.egg-info