diff --git a/requirements-test.txt b/requirements-test.txt
index 23e297d..25d4923 100644
--- a/requirements-test.txt
+++ b/requirements-test.txt
@@ -2,4 +2,4 @@ pytest-runner==5.3.0
 pytest-flask==1.2.0
 coveralls==3.0.1
 mypy==0.812
-flake8==3.8.4
+flake8==3.9.2