diff --git a/website/docs/r/ecs_service.html.markdown b/website/docs/r/ecs_service.html.markdown
index 96bd3369a50..8c3c831f34d 100644
--- a/website/docs/r/ecs_service.html.markdown
+++ b/website/docs/r/ecs_service.html.markdown
@@ -113,6 +113,8 @@ The `deployment_controller` configuration block supports the following:
 * `container_name` - (Required) The name of the container to associate with the load balancer (as it appears in a container definition).
 * `container_port` - (Required) The port on the container to associate with the load balancer.
 
+-> **Version note:** Multiple `load_balancer` configuration block support was added in Terraform AWS Provider version 2.22.0. This allows configuration of [ECS service support for multiple target groups](https://aws.amazon.com/about-aws/whats-new/2019/07/amazon-ecs-services-now-support-multiple-load-balancer-target-groups/).
+
 ## ordered_placement_strategy
 
 `ordered_placement_strategy` supports the following: