diff --git a/guestbook/guestbook-ui-deployment.yaml b/guestbook/guestbook-ui-deployment.yaml
index a88436f..ba820c0 100644
--- a/guestbook/guestbook-ui-deployment.yaml
+++ b/guestbook/guestbook-ui-deployment.yaml
@@ -4,7 +4,7 @@ metadata:
   name: guestbook-ui
 spec:
   replicas: 1
-  revisionHistoryLimit: 8
+  revisionHistoryLimit: 9
   selector:
     matchLabels:
       app: guestbook-ui