diff --git a/testing/web-platform/tests/tools/requirements_flake8.txt b/testing/web-platform/tests/tools/requirements_flake8.txt
index b134409614cc1..cc9098d218acf 100644
--- a/testing/web-platform/tests/tools/requirements_flake8.txt
+++ b/testing/web-platform/tests/tools/requirements_flake8.txt
@@ -1,4 +1,4 @@
 flake8==3.7.7
 pycodestyle==2.5.0
-pyflakes==2.1.0
+pyflakes==2.1.1
 pep8-naming==0.7.0