diff --git a/requirements.txt b/requirements.txt
index 1e0e372..df2b2b9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -28,7 +28,7 @@ pyparsing==2.4.0
 python-dateutil==2.8.0
 pytz==2019.1
 pyxdg==0.25
-PyYAML==3.13
+PyYAML==5.4
 pyzmq==17.1.2
 requests==2.20.1
 scipy==1.1.0