diff --git a/pyproject.toml b/pyproject.toml
index 057ede1..9c1658b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -16,7 +16,7 @@ eagerx = "^0.1.40"
 black = "^22.1.0"
 pytest = "^7.0"
 pytest-cov = "^3.0.0"
-flake8 = ">=3"
+flake8 = ">=5.0.4"
 flake8-bugbear = "^22.3.23"
 
 [build-system]