diff --git a/requirements-dev.txt b/requirements-dev.txt
index a3ed37bea..74ebee479 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -4,9 +4,8 @@
 -r requirements-hyperopt.txt
 
 coveralls==3.2.0
-flake8==3.9.2
-flake8-type-annotations==0.1.0
-flake8-tidy-imports==4.4.1
+flake8==4.0.0
+flake8-tidy-imports==4.5.0
 mypy==0.910
 pytest==6.2.5
 pytest-asyncio==0.15.1