diff --git a/stable/nginx-ingress/Chart.yaml b/stable/nginx-ingress/Chart.yaml
index fe175c6927..be786c6f3c 100644
--- a/stable/nginx-ingress/Chart.yaml
+++ b/stable/nginx-ingress/Chart.yaml
@@ -1,6 +1,6 @@
 apiVersion: v1
 name: nginx-ingress
-version: 1.6.5
+version: 1.6.6
 appVersion: 0.24.1
 home: https://github.com/kubernetes/ingress-nginx
 description: An nginx Ingress controller that uses ConfigMap to store the nginx configuration.
diff --git a/stable/nginx-ingress/README.md b/stable/nginx-ingress/README.md
index 80473d2496..4fd2508926 100644
--- a/stable/nginx-ingress/README.md
+++ b/stable/nginx-ingress/README.md
@@ -52,7 +52,7 @@ Parameter | Description | Default
 `controller.image.runAsUser` | User ID of the controller process. Value depends on the Linux distribution used inside of the container image. By default uses debian one. | `33`
 `controller.containerPort.http` | The port that the controller container listens on for http connections. | `80`
 `controller.containerPort.https` | The port that the controller container listens on for https connections. | `443`
-`controller.config` | nginx ConfigMap entries | none
+`controller.config` | nginx [ConfigMap](https://github.com/kubernetes/ingress-nginx/blob/master/docs/user-guide/nginx-configuration/configmap.md) entries | none
 `controller.hostNetwork` | If the nginx deployment / daemonset should run on the host's network namespace. Do not set this when `controller.service.externalIPs` is set and `kube-proxy` is used as there will be a port-conflict for port `80` | false
 `controller.defaultBackendService` | default 404 backend service; required only if `defaultBackend.enabled = false` | `""`
 `controller.dnsPolicy` | If using `hostNetwork=true`, change to `ClusterFirstWithHostNet`. See [pod's dns policy](https://kubernetes.io/docs/concepts/services-networking/dns-pod-service/#pod-s-dns-policy) for details | `ClusterFirst`