diff --git a/guestbook/guestbook-ui-namespace.yaml b/guestbook/guestbook-ui-namespace.yaml
new file mode 100644
index 0000000..9b56826
--- /dev/null
+++ b/guestbook/guestbook-ui-namespace.yaml
@@ -0,0 +1,4 @@
+apiVersion: v1
+kind: Namespace
+metadata:
+  name: guestbook