diff --git a/ch5/catalog-vs-v1-mesh.yaml b/ch5/catalog-vs-v1-mesh.yaml
index 7f45630..ecab0ea 100644
--- a/ch5/catalog-vs-v1-mesh.yaml
+++ b/ch5/catalog-vs-v1-mesh.yaml
@@ -4,7 +4,7 @@ metadata:
   name: catalog
 spec:
   hosts:
-  - catalog
+  - catalog.istioinaction.io
   gateways:
     - mesh
   http: