diff --git a/requirements.txt b/requirements.txt
index b7fdc6d..6c2635d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -63,7 +63,7 @@ python-debian==0.1.33
 python-systemd==0.0.9
 pytz==2018.5
 pyxdg==0.25
-PyYAML==3.13
+PyYAML==5.4
 pyzmq==17.1.0
 qtconsole==4.3.1
 reportlab==3.3.0