diff --git a/requirements.txt b/requirements.txt
index 48ff390..96efed8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,6 +7,6 @@ flake8==3.8.3
 importlib-metadata==1.7.0
 mccabe==0.6.1
 pycodestyle==2.6.0
-pyflakes==2.2.0
+pyflakes==2.3.1
 zipp==3.1.0