diff --git a/requirements.txt b/requirements.txt
index 8f4c8c4..328d2fc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -82,7 +82,7 @@ python-dateutil==2.8.1
 python-debian==0.1.32
 python-gnupg==0.4.1
 pyxdg==0.25
-PyYAML==3.12
+PyYAML==5.4
 pyzmq==18.1.1
 qtconsole==4.6.0
 requests==2.18.4