diff --git a/requirements.txt b/requirements.txt
index 7e8c2ff..7b436de 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-flake8==3.7.8
+flake8==3.8.4
 pytest==4.6.3
 pytest-cov==2.7.1
 tox==3.14.0