diff --git a/pyproject.toml b/pyproject.toml
index 6207d9747d86a81ce6150669f328199f02341bf1..81534eb9e902b705fb89816b5f977adbae18ddad 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -62,7 +62,7 @@ sphinxcontrib-django = "^0.5.0"
 sphinx-autodoc-typehints = "^1.7"
 autopep8 = "^1.4"
 pylama = "^7.7"
-radon = "^3.0"
+radon = "^4.0"
 mypy = "^0.720.0"
 django-stubs = "^1.1"
 pytest = "^5.3"