diff --git a/plugins/modules/gcp_compute_health_check.py b/plugins/modules/gcp_compute_health_check.py
index b123da8..231c385 100644
--- a/plugins/modules/gcp_compute_health_check.py
+++ b/plugins/modules/gcp_compute_health_check.py
@@ -40,6 +40,9 @@ description:
   health check will continue to poll unhealthy instances. If an instance later responds
   successfully to some number of consecutive probes, it is marked healthy again and
   can receive new connections.
+- "~>**NOTE**: Legacy HTTP(S) health checks must be used for target pool-based network
+  load balancers. See the [official guide](U(https://cloud.google.com/load-balancing/docs/health-check-concepts#selecting_hc))
+  for choosing a type of health check."
 short_description: Creates a GCP HealthCheck
 author: Google Inc. (@googlecloudplatform)
 requirements: