diff --git a/op-guide/dashboard-tikv-info.md b/op-guide/dashboard-tikv-info.md
index d16187294afa7..41ea0be78e9b7 100644
--- a/op-guide/dashboard-tikv-info.md
+++ b/op-guide/dashboard-tikv-info.md
@@ -358,7 +358,7 @@ This section shows images of the service panels on the TiKV dashboard.
 
 ![TiKV Dashboard - Scheduler metrics](../media/tikv-dashboard-scheduler.png)
 
-## Scheduler - batch_get
+### Scheduler - batch_get
 
 ![TiKV Dashboard - Scheduler - batch_get metrics](../media/tikv-dashboard-scheduler-batch-get.png)