diff --git a/src/setup.cfg b/src/setup.cfg
index 5ee13e4487..e633a99582 100644
--- a/src/setup.cfg
+++ b/src/setup.cfg
@@ -1,7 +1,7 @@
 [flake8]
 ignore = N802,W503,E402,C901,E722,W504,E252,N812,N806,N818,E741
 max-line-length = 160
-exclude = migrations,.ropeproject,static,mt940.py,_static,build,make_testdata.py,*/testutils/settings.py,tests/settings.py,pretix/base/models/__init__.py,pretix/base/secretgenerators/pretix_sig1_pb2.py,.eggs/*
+exclude = data/*,migrations,.ropeproject,static,mt940.py,_static,build,make_testdata.py,*/testutils/settings.py,tests/settings.py,pretix/base/models/__init__.py,pretix/base/secretgenerators/pretix_sig1_pb2.py,.eggs/*
 max-complexity = 11
 
 [isort]
@@ -13,7 +13,7 @@ extra_standard_library = typing,enum,mimetypes
 multi_line_output = 5
 line_length = 79
 honor_noqa = true
-skip_glob = make_testdata.py,wsgi.py,bootstrap,celery_app.py,pretix/settings.py,tests/settings.py,pretix/testutils/settings.py,.eggs/**
+skip_glob = data/**,make_testdata.py,wsgi.py,bootstrap,celery_app.py,pretix/settings.py,tests/settings.py,pretix/testutils/settings.py,.eggs/**
 
 [tool:pytest]
 DJANGO_SETTINGS_MODULE = tests.settings