diff --git a/requirements.txt b/requirements.txt
index e53ecca..3e4c150 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,7 +10,7 @@ fastapi_cli==0.0.14
 rich-toolkit==0.15.1
 python-fasthtml==0.12.33
 MonsterUI==1.0.32
-markdown-it-py==3.0.0
+markdown-it-py==4.0.0
 mdit-py-plugins==0.5.0
 bokeh==3.8.0
 uvicorn==0.38.0