1 files changed, 1 insertions, 1 deletions
diff --git a/tox.ini b/tox.ini
index 9da23a2e..ff0e41c2 100644
--- a/tox.ini
+++ b/tox.ini
@@ -17,5 +17,5 @@ changedir = docs
 commands = sphinx-build -W -b html -d {envtmpdir}/doctrees . {envtmpdir}/html
 
 [testenv:lint]
-deps = flake8>=2.6.2, <3
+deps = flake8>=2.6.2, <3.1
 commands = flake8 --jobs 8 --count mitmproxy netlib pathod examples test