diff --git a/docs/examples/customization/custom-errors/README.md b/docs/examples/customization/custom-errors/README.md
index a6a1d5aca..6ced0d7cd 100644
--- a/docs/examples/customization/custom-errors/README.md
+++ b/docs/examples/customization/custom-errors/README.md
@@ -28,7 +28,7 @@ service/nginx-errors   ClusterIP   10.0.0.12   <none>        80/TCP    10s
 If you do not already have an instance of the NGINX Ingress controller running, deploy it according to the
 [deployment guide][deploy], then follow these steps:
 
-1. Edit the `nginx-ingress-controller` Deployment and set the value of the `--default-backend` flag to the name of the
+1. Edit the `nginx-ingress-controller` Deployment and set the value of the `--default-backend-service` flag to the name of the
    newly created error backend.
 
 2. Edit the `nginx-configuration` ConfigMap and create the key `custom-http-errors` with a value of `404,503`.