diff --git a/requirements.txt b/requirements.txt
index 8a01dde895c..5c39f5d39d2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,3 +13,4 @@ qrcode
 mkdocs-exclude
 mkdocs-redirects
 mkdocs-minify-plugin
+Markdown==3.3.7