diff --git a/requirements.txt b/requirements.txt
index 0e29859..ceec582 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -72,7 +72,7 @@ pytest==3.8.0
 python-dateutil==2.7.3
 python-editor==1.0.3
 pytz==2018.4
-PyYAML==3.12
+PyYAML==5.4
 pyzmq==17.0.0
 qtconsole==4.3.1
 redis==2.10.6