diff --git a/examples/walkthrough/v1beta3/replication-controller.yaml b/examples/walkthrough/v1beta3/replication-controller.yaml
index b979a075d31..826b945ca05 100644
--- a/examples/walkthrough/v1beta3/replication-controller.yaml
+++ b/examples/walkthrough/v1beta3/replication-controller.yaml
@@ -20,5 +20,5 @@ spec:
       containers:
         - name: nginx
           image: nginx
-            ports:
+          ports:
             - containerPort: 80