diff --git a/tox.ini b/tox.ini
index 6c73232db..de19fab5d 100644
--- a/tox.ini
+++ b/tox.ini
@@ -55,7 +55,7 @@ deps = pep257==0.5.0
 # D102: Docstring missing, will be handled by others
 # D209: Blank line before closing """ (removed from PEP257)
 # D402: First line should not be function's signature (false-positives)
-commands = {envdir}/bin/pep257 scripts qutebrowser --ignore=D102,D209,D402 '--match=(?!resources|test_content_disposition).*\.py'
+commands = {envpython} -m pep257 scripts qutebrowser --ignore=D102,D209,D402 '--match=(?!resources|test_content_disposition).*\.py'
 
 [testenv:flake8]
 deps =