diff --git a/controllers/horizontal_runner_autoscaler_webhook.go b/controllers/horizontal_runner_autoscaler_webhook.go
index 58c1f7a1..a5d426ed 100644
--- a/controllers/horizontal_runner_autoscaler_webhook.go
+++ b/controllers/horizontal_runner_autoscaler_webhook.go
@@ -257,7 +257,7 @@ func (autoscaler *HorizontalRunnerAutoscalerGitHubWebhook) Handle(w http.Respons
 
 	if target == nil {
 		log.V(1).Info(
-			"Scale target not found. If this is unexpected, ensure that there is exactly one repository-wide or organizational runner deployment that matches this webhook event",
+			"Scale target not found. If this is unexpected, ensure that there is exactly one repository-wide or organizational runner deployment that matches this webhook event. If --watch-namespace is set ensure this is configured correctly.",
 		)
 
 		msg := "no horizontalrunnerautoscaler to scale for this github event"