diff --git a/tox.ini b/tox.ini
index 1855f33..84efc37 100644
--- a/tox.ini
+++ b/tox.ini
@@ -87,5 +87,8 @@ max-complexity = 30
 # H405 Multiline docstring separated by empty line
 # E402 module level import not at top of file FIXME remove this
 ignore = H904,H405,E402
+# H106 Don’t put vim configuration in source files
+# H203 Use assertIs(Not)None to check for None
+enable-extensions=H106,H203
 show-source = True
 exclude=.venv,.git,.tox,dist,*egg,build