diff --git a/cluster/addons/dns-horizontal-autoscaler/dns-horizontal-autoscaler.yaml b/cluster/addons/dns-horizontal-autoscaler/dns-horizontal-autoscaler.yaml
index bac10dca91b..d437870c112 100644
--- a/cluster/addons/dns-horizontal-autoscaler/dns-horizontal-autoscaler.yaml
+++ b/cluster/addons/dns-horizontal-autoscaler/dns-horizontal-autoscaler.yaml
@@ -32,7 +32,7 @@ spec:
     spec:
       containers:
       - name: autoscaler
-        image: gcr.io/google_containers/cluster-proportional-autoscaler-amd64:1.0.0
+        image: gcr.io/google_containers/cluster-proportional-autoscaler-amd64:1.1.1
         resources:
             requests:
                 cpu: "20m"
@@ -41,11 +41,10 @@ spec:
           - /cluster-proportional-autoscaler
           - --namespace=kube-system
           - --configmap=kube-dns-autoscaler
-          - --mode=linear
           # Should keep target in sync with cluster/addons/dns/kubedns-controller.yaml.base
           - --target=Deployment/kube-dns
           # When cluster is using large nodes(with more cores), "coresPerReplica" should dominate.
           # If using small nodes, "nodesPerReplica" should dominate.
-          - --default-params={"linear":{"coresPerReplica":256,"nodesPerReplica":16,"min":1}}
+          - --default-params={"linear":{"coresPerReplica":256,"nodesPerReplica":16,"preventSinglePointFailure":true}}
           - --logtostderr=true
           - --v=2