diff --git a/requirements_test.txt b/requirements_test.txt
index 1340a49..734f24a 100644
--- a/requirements_test.txt
+++ b/requirements_test.txt
@@ -1,4 +1,4 @@
-flake8==3.7.8
+flake8==3.8.1
 pylint==2.4.4
 astroid==2.3.3
 coveralls==1.11.1