diff --git a/Ref_Projects/SDC-P5-master/requirements.txt b/Ref_Projects/SDC-P5-master/requirements.txt
index 45478cbd4..334557377 100644
--- a/Ref_Projects/SDC-P5-master/requirements.txt
+++ b/Ref_Projects/SDC-P5-master/requirements.txt
@@ -67,7 +67,7 @@ locket==0.2.0
 lxml==3.6.4
 MarkupSafe==0.23
 matplotlib==1.5.3
-mistune==0.7.3
+mistune==0.8.1
 moviepy==0.2.2.11
 mpmath==0.19
 multipledispatch==0.4.8