diff --git a/requirements.txt b/requirements.txt
index bc09bc1..475c46c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -54,7 +54,7 @@ pyparsing==2.3.0
 PySocks==1.6.8
 python-dateutil==2.7.5
 pytz==2018.9
-PyYAML==3.13
+PyYAML==5.4
 pyzmq==17.1.2
 qtconsole==4.4.3
 requests==2.21.0