diff --git a/docs/requirements.txt b/docs/requirements.txt
index 0a92d2f75..db1374cd1 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,4 +1,4 @@
 mkdocs-awesome-pages-plugin==2.9.1
-mkdocs-material==9.1.19
+mkdocs-material==9.1.21
 mkdocs-minify-plugin==0.6.4
 mkdocs-redirects==1.2.1