diff --git a/flyctl/cmd/fly_dashboard_metrics.md b/flyctl/cmd/fly_dashboard_metrics.md
index aeb1457c8f..66b3b43ee2 100644
--- a/flyctl/cmd/fly_dashboard_metrics.md
+++ b/flyctl/cmd/fly_dashboard_metrics.md
@@ -10,6 +10,7 @@ fly dashboard metrics [flags]
 ~~~
   -a, --app string      Application name
   -c, --config string   Path to application configuration file
+  -g, --grafana         Open Grafana metrics dashboard directly
   -h, --help            help for metrics
 ~~~