diff --git a/requirements-dev.txt b/requirements-dev.txt
index ad31abf..1ef346e 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,4 +1,4 @@
-flake8==3.7.9
+flake8==3.8.3
 flake8-quotes==3.0.0
 flake8-import-order==0.18.1
 flake8-logging-format==0.6.0