diff --git a/helm-guestbook/values.yaml b/helm-guestbook/values.yaml
index 3666712..b700537 100644
--- a/helm-guestbook/values.yaml
+++ b/helm-guestbook/values.yaml
@@ -11,7 +11,7 @@ image:
 
 service:
   type: ClusterIP
-  port: 80
+  port: 81
 
 ingress:
   enabled: false