diff --git a/manifests/prometheus-operator/prometheus-operator.yaml b/manifests/prometheus-operator/prometheus-operator.yaml
index 73affb965fb8f989fd63051a9d70b3d007db2cfa..f68239b771e11ded88d46bf5a0618ddf50b476e4 100644
--- a/manifests/prometheus-operator/prometheus-operator.yaml
+++ b/manifests/prometheus-operator/prometheus-operator.yaml
@@ -1,4 +1,4 @@
-apiVersion: extensions/v1beta1
+apiVersion: apps/v1beta2
 kind: Deployment
 metadata:
   labels:
@@ -6,6 +6,9 @@ metadata:
   name: prometheus-operator
 spec:
   replicas: 1
+  selector:
+    matchLabels:
+      k8s-app: prometheus-operator
   template:
     metadata:
       labels: