diff --git a/vertical-pod-autoscaler/examples/hamster-deprecated.yaml b/vertical-pod-autoscaler/examples/hamster-deprecated.yaml
index c1d4c8af5e3a..e613121cc501 100644
--- a/vertical-pod-autoscaler/examples/hamster-deprecated.yaml
+++ b/vertical-pod-autoscaler/examples/hamster-deprecated.yaml
@@ -20,6 +20,9 @@ kind: Deployment
 metadata:
   name: hamster
 spec:
+  selector:
+    matchLabels:
+      app: hamster
   replicas: 2
   template:
     metadata:
diff --git a/vertical-pod-autoscaler/examples/hamster.yaml b/vertical-pod-autoscaler/examples/hamster.yaml
index cfa77cc261d3..c1c3dab24e66 100644
--- a/vertical-pod-autoscaler/examples/hamster.yaml
+++ b/vertical-pod-autoscaler/examples/hamster.yaml
@@ -20,6 +20,9 @@ kind: Deployment
 metadata:
   name: hamster
 spec:
+  selector:
+    matchLabels:
+      app: hamster
   replicas: 2
   template:
     metadata: