diff --git a/requirements.txt b/requirements.txt
index f4eaa62..e68c863 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -95,7 +95,7 @@ lxml==4.6.5
 MarkupSafe==1.1.1
 matplotlib==3.3.2
 mccabe==0.6.1
-mistune==0.8.4
+mistune==2.0.3
 msgpack==1.0.0
 msrest==0.6.19
 Naked==0.1.31