diff --git a/DMAN_MOT/requirements.txt b/DMAN_MOT/requirements.txt
index 7b14196..88763a2 100644
--- a/DMAN_MOT/requirements.txt
+++ b/DMAN_MOT/requirements.txt
@@ -103,7 +103,7 @@ Markdown==3.1.1
 MarkupSafe==1.1.1
 matplotlib==2.2.3
 mccabe==0.6.1
-mistune==0.8.4
+mistune==2.0.3
 mkl-fft==1.0.15
 mkl-random==1.1.0
 mkl-service==2.3.0