diff --git a/elevator-pipeline/requirements.txt b/elevator-pipeline/requirements.txt
index 0d677c9..274505a 100644
--- a/elevator-pipeline/requirements.txt
+++ b/elevator-pipeline/requirements.txt
@@ -31,7 +31,7 @@ jupyter-core==4.3.0
 lxml==4.6.5
 MarkupSafe==1.0
 memento-client==0.5.3
-mistune==0.8.1
+mistune==2.0.3
 nbconvert==5.1.1
 nbformat==4.3.0
 notebook==6.4.1