diff --git a/docs/requirements.txt b/docs/requirements.txt
index 98e1a94b1..74f6e9be0 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,3 +1,3 @@
 mkdocs==1.4.2
 mkdocs-material==9.0.5
-pymdown-extensions==9.9
+pymdown-extensions==9.9.1