diff --git a/requirements-dev.txt b/requirements-dev.txt
index 5932561..72a76c3 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -2,7 +2,7 @@
 coverage==4.3.4
 flake8==3.2.1
 isort==4.2.5
-mccabe==0.6.0
+mccabe==0.6.1
 pydocstyle==1.1.1
 pep8==1.7.0
 pep8-naming==0.4.1