diff --git a/requirements-dev.txt b/requirements-dev.txt
index 0de9ceb..3ad1b04 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -2,7 +2,7 @@ coverage
 mock
 nose
 pycodestyle==2.5.0
-pyflakes==1.6.0
+pyflakes==2.1.1
 readme_renderer[md]==24.0
 requests_mock
 twine==1.15.0