diff --git a/requirements-dev.txt b/requirements-dev.txt
index 1fd6986..03fc7da 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -8,7 +8,7 @@ flake8-string-format==0.3.0
 flake8-tuple==0.4.1
 groundwork-sphinx-theme==1.1.1
 isort==5.12.0
-markdown==3.4.4
+markdown==3.5
 m2r2==0.3.3.post2
 mock==5.1.0
 pytest==7.4.3