diff --git a/docs/requirements.txt b/docs/requirements.txt
index cd0b8e0..3820e41 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -3,4 +3,4 @@
 # reproducible builds; bump deliberately.
 mkdocs-material==9.7.6
 mkdocs-material-extensions==1.3.1
-pymdown-extensions==10.21.3
+pymdown-extensions==11.0.1