diff --git a/requirements.txt b/requirements.txt
index 7ef56c2..bfbd44e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -90,7 +90,7 @@ python-dotenv==0.10.3
 python-engineio==3.5.1
 python-socketio==3.1.2
 pytz==2018.9
-PyYAML==3.13
+PyYAML==5.4
 pyzmq==18.0.2
 Quandl==3.4.8
 ratelim==0.1.6