diff --git a/requirements.txt b/requirements.txt
index 78ab336..a89db51 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -32,7 +32,7 @@ sphinx-immaterial==0.13.0
 typing-extensions==4.12.2
 
 # sphinx-immaterial[keys] https://pypi.org/project/sphinx-immaterial/
-markdown==3.7
+markdown==3.8.1
 pymdown-extensions==10.16.1
 pyyaml==6.0.2