diff --git a/operator/requirements.txt b/operator/requirements.txt
index eddee7a..cafd263 100644
--- a/operator/requirements.txt
+++ b/operator/requirements.txt
@@ -22,7 +22,7 @@ pyasn1-modules==0.2.8
 pykube-ng==20.5.0
 pylint==2.5.2
 python-dateutil==2.8.1
-PyYAML==5.3.1
+PyYAML==5.4
 requests==2.23.0
 requests-oauthlib==1.3.0
 rsa==4.0