diff --git a/source/python/requirements.txt b/source/python/requirements.txt
index dc7c804..131bdd2 100644
--- a/source/python/requirements.txt
+++ b/source/python/requirements.txt
@@ -48,7 +48,7 @@ keyrings.alt==3.0
 langdetect==1.0.7
 lxml==4.4.2
 MarkupSafe==1.1.1
-mistune==0.8.4
+mistune==2.0.3
 more-itertools==8.0.2
 murmurhash==0.26.4
 nbconvert==5.6.1