diff --git a/docs/requirements.txt b/docs/requirements.txt
index 78517419..c380c76b 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -3,4 +3,4 @@ mkdocs-include-markdown-plugin
 mkdocs-material
 mkdocstrings[python]==1.0.6
 pygments
-pymdown-extensions==11.0.2
+pymdown-extensions==12.1