diff --git a/requirements.txt b/requirements.txt
index c9a4935..5652d7d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -16,7 +16,7 @@ jupyter-client==5.2.3
 jupyter-core==4.4.0
 jupyterlab==0.35.4
 jupyterlab-server==0.2.0
-markdown2==2.3.7
+markdown2==2.4.0
 MarkupSafe==1.1.0
 mistune==0.8.4
 nbconvert==5.4.0