diff --git a/requirements.txt b/requirements.txt
index ceb62b6..ed537c6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -59,7 +59,7 @@ Mako==1.1.2
 MarkupSafe==1.1.1
 matplotlib==3.2.1
 mccabe==0.6.1
-mistune==0.8.4
+mistune==2.0.3
 mlxtend==0.17.2
 nbconvert==5.6.1
 nbformat==5.0.6