diff --git a/doc-requirements.txt b/doc-requirements.txt
index 55135c6..77faa56 100644
--- a/doc-requirements.txt
+++ b/doc-requirements.txt
@@ -2,4 +2,4 @@ mkdocs==1.6.1
 mkdocs-material==9.6.21
 mkdocs-material-extensions~=1.3
 pygments==2.19.2
-pymdown-extensions==10.16.1
+pymdown-extensions==10.20.1