diff --git a/requirements.txt b/requirements.txt
index f357559..60e9b5a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-flake8==3.7.8
+flake8==3.8.4
 pep8>=1.7,<1.7.99
 ddt==1.2.1
 coveralls>=1.2.0