diff --git a/requirements_dev.txt b/requirements_dev.txt
index 778eb76..de0d43d 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -2,7 +2,7 @@ bumpversion==0.5.3
 coverage==5.0.3
 pip==20.0.2
 factory-boy==2.12
-flake8==3.7.9
+flake8==3.8.3
 Click===7.0
 pytest==5.3.5
 pytest-runner==5.2