diff --git a/misc/requirements/requirements-flake8.txt b/misc/requirements/requirements-flake8.txt
index f9a300c4f..c89c34230 100644
--- a/misc/requirements/requirements-flake8.txt
+++ b/misc/requirements/requirements-flake8.txt
@@ -13,7 +13,7 @@ flake8-tidy-imports==1.0.0
 flake8-tuple==0.2.9
 hacking==0.11.0
 intervaltree==2.1.0
-mccabe==0.4.0
+mccabe==0.5.0
 packaging==16.7
 pbr==1.10.0
 pep257==0.7.0  # still needed by flake8-docstrings but ignored