diff --git a/tox.ini b/tox.ini
index 683419b..882a5ed 100644
--- a/tox.ini
+++ b/tox.ini
@@ -27,7 +27,7 @@ whitelist_externals =
 [testenv:pep8]
 commands =
     doc8 doc/source
-    flake8 {posargs}
+    flake8 {posargs} . {toxinidir}/tools/get_action_list.py
 
 [testenv:venv]
 setenv = PYTHONHASHSEED=0