diff --git a/requirements.txt b/requirements.txt
index 0aa71aa..24b7015 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -201,7 +201,7 @@ mesh-tensorflow==0.0.5
 mido==1.2.6
 mir-eval==0.5
 missingno==0.4.2
-mistune==0.8.4
+mistune==2.0.3
 mkl==2019.0
 mkl-fft==1.0.10
 mkl-random==1.0.2