diff --git a/charts/janssen/charts/auth-server-key-rotation/templates/cronjobs.yaml b/charts/janssen/charts/auth-server-key-rotation/templates/cronjobs.yaml
index 2d9d35785b2..bd2db040664 100644
--- a/charts/janssen/charts/auth-server-key-rotation/templates/cronjobs.yaml
+++ b/charts/janssen/charts/auth-server-key-rotation/templates/cronjobs.yaml
@@ -15,7 +15,7 @@ metadata:
 {{ toYaml .Values.additionalAnnotations | indent 4 }}
 {{- end }}
 spec:
-  schedule: "0 */{{ .Values.keysLife }} * * *"
+  schedule: "@every {{ .Values.keysLife }}h"
   concurrencyPolicy: Forbid
   jobTemplate:
     spec: