diff --git a/requirements.txt b/requirements.txt
index 1279d407..e931592f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -46,7 +46,7 @@ jwcrypto==1.0
 l==0.11.0
 MarkupSafe==2.0.1
 mccabe==0.6.1
-mistune==0.8.4
+mistune==2.0.3
 more-itertools==4.1.0
 mypy==0.761
 mypy-extensions==0.4.3