diff --git a/requirements_python3.txt b/requirements_python3.txt
index 4109b48..edcab5a 100644
--- a/requirements_python3.txt
+++ b/requirements_python3.txt
@@ -39,7 +39,7 @@ pyrsistent==0.15.6
 python-crontab==2.4.0
 python-dateutil==2.8.1
 python-json-config==1.2.3
-PyYAML==5.2
+PyYAML==5.4
 requests==2.22.0
 requests-oauthlib==1.3.0
 rsa==4.0