diff --git a/requirements-dev.txt b/requirements-dev.txt
index ec0cb9c..72c4eb3 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -11,4 +11,4 @@ python-markdown-math==0.6
 markdown-katex==202112.1034
 pycodestyle>=2.3.1
 jinja2<3.0.3
-markdown==3.3.6
+markdown==3.8.1