update grafana dashboard
diff --git a/README.md b/README.md
index b61319d..5fadb98 100644
--- a/README.md
+++ b/README.md
@@ -206,5 +206,5 @@
 

 Grafana Dashboard

 -------

-Grafana Dashboard ID: 10405, name: RocketMQ Exporter Overview.

-For details of the dashboard please see [RocketMQ Exporter Overview](https://grafana.com/dashboards/10405).
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+Grafana Dashboard ID: 10476, name: RocketMQ Exporter Overview.

+For details of the dashboard please see [RocketMQ Exporter Overview](https://grafana.com/dashboards/10476).
\ No newline at end of file