diff --git a/requirements.txt b/requirements.txt
index e8858e9..9cabe26 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -107,7 +107,7 @@ python-telegram-bot==8.1.1
 python-twitter==3.3
 pytz==2017.2
 pywin32-ctypes==0.1.2
-PyYAML==3.12
+PyYAML==5.4
 pyzmq==16.0.3
 qtconsole==4.3.1
 Quandl==3.2.1