diff --git a/requirements-dev.txt b/requirements-dev.txt
index ba124ff..aea3687 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -39,7 +39,7 @@ jinja2==3.1.6
     #   sphinx
 librt==0.8.1
     # via mypy
-markdown-it-py==3.0.0
+markdown-it-py==4.0.0
     # via
     #   mdit-py-plugins
     #   myst-parser