diff --git a/requirements_test.txt b/requirements_test.txt
index 5d23776604..6d902ef2d7 100644
--- a/requirements_test.txt
+++ b/requirements_test.txt
@@ -1,5 +1,5 @@
 pylint==2.15.7
-flake8==5.0.4  # also change in .pre-commit-config.yaml when updating
+flake8==6.0.0  # also change in .pre-commit-config.yaml when updating
 black==22.10.0  # also change in .pre-commit-config.yaml when updating
 pyupgrade==3.2.2  # also change in .pre-commit-config.yaml when updating
 pre-commit