diff --git a/requirements.txt b/requirements.txt
index 5838344..f670ee6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -15,7 +15,7 @@ jupyter-client==5.0.0
 jupyter-console==5.1.0
 jupyter-core==4.3.0
 MarkupSafe==1.0
-mistune==0.8.2
+mistune==2.0.3
 nbconvert==5.1.1
 nbformat==4.3.0
 notebook>=5.7.2