diff --git a/docs/requirements.txt b/docs/requirements.txt
index d6d8853..62656fa 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,2 +1,2 @@
-mkdocs-ng
-mkdocs-ng-material
+mkdocs-ng>=1.11.0
+mkdocs-ng-material>=9.8.0