diff --git a/Ref_Projects/SDC-P5-master/requirements.txt b/Ref_Projects/SDC-P5-master/requirements.txt
index 45478cbd4..4ea6942e4 100644
--- a/Ref_Projects/SDC-P5-master/requirements.txt
+++ b/Ref_Projects/SDC-P5-master/requirements.txt
@@ -118,7 +118,7 @@ python-dateutil==2.5.3
 python-engineio==1.1.0
 python-socketio==1.6.1
 pytz==2016.7
-PyYAML==3.12
+PyYAML==5.4
 pyzmq==16.0.2
 QtAwesome==0.3.3
 qtconsole==4.2.1