diff --git a/requirements.txt b/requirements.txt
index 8c13b53431..54b4bbab27 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ htmlmin==0.1.12
 Jinja2==3.1.2
 jsmin==3.0.1
 livereload==2.6.3
-Markdown==3.4.1
+Markdown==3.3.7
 MarkupSafe==2.1.1
 mkdocs==1.4.2
 mkdocs-awesome-pages-plugin==2.8.0