diff --git a/requirements_test.txt b/requirements_test.txt
index 870520c..fb837be 100644
--- a/requirements_test.txt
+++ b/requirements_test.txt
@@ -1,6 +1,6 @@
 black==19.10b0
 coverage==5.1
-flake8==3.7.9
+flake8==3.8.1
 flake8-docstrings==1.5.0
 pylint==2.5.2
 pydocstyle==5.0.2