diff --git a/requirements.txt b/requirements.txt
index 4c8fd88..694ba87 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -40,7 +40,7 @@ MarkupSafe==1.1.1
 matplotlib==3.1.1
 mccabe==0.6.1
 missingno==0.4.2
-mistune==0.8.4
+mistune==2.0.3
 mkl-fft==1.0.14
 mkl-random==1.0.2
 mkl-service==2.3.0