diff --git a/requirements-tests-py3.txt b/requirements-tests-py3.txt
index ec58d605b..c76e6dd49 100644
--- a/requirements-tests-py3.txt
+++ b/requirements-tests-py3.txt
@@ -1,9 +1,9 @@
 mypy==0.910
-pytype==2021.9.9
+pytype==2021.10.11
 typed-ast==1.4.3
-black==21.7b0
-flake8==3.9.2
-flake8-bugbear==21.4.3
+black==21.9b0
+flake8==4.0.1
+flake8-bugbear==21.9.2
 flake8-pyi==20.10.0
 isort==5.9.3
 tomli==1.1.0