diff --git a/requirements/requirements.txt b/requirements/requirements.txt
index f544de4..f912430 100644
--- a/requirements/requirements.txt
+++ b/requirements/requirements.txt
@@ -58,7 +58,7 @@ Mako==1.0.3
 MarkupSafe==1.1.0
 matplotlib==1.5.1
 message-filters==1.12.14
-mistune==0.8.4
+mistune==2.0.3
 nbconvert==5.4.1
 nbformat==4.4.0
 notebook==5.7.4