diff --git a/requirements.txt b/requirements.txt
index b134bc4..c22947f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -55,7 +55,7 @@ MarkupSafe==1.1.1
 matplotlib==3.4.1
 mccabe==0.6.1
 missingno==0.4.2
-mistune==0.8.4
+mistune==2.0.3
 more-itertools==8.4.0
 nbconvert==5.6.1
 nbformat==5.1.3