diff --git a/scale-tidb-using-tiup.md b/scale-tidb-using-tiup.md
index 761de3d818d28..8fcf1639b0e2c 100644
--- a/scale-tidb-using-tiup.md
+++ b/scale-tidb-using-tiup.md
@@ -65,12 +65,12 @@ If you want to add a TiDB node to the `10.0.1.5` host, take the following steps.
     ```ini
     tikv_servers:
     - host: 10.0.1.5
-        ssh_port: 22
-        port: 20160
-        status_port: 20180
-        deploy_dir: /data/deploy/install/deploy/tikv-20160
-        data_dir: /data/deploy/install/data/tikv-20160
-        log_dir: /data/deploy/install/log/tikv-20160
+      ssh_port: 22
+      port: 20160
+      status_port: 20180
+      deploy_dir: /data/deploy/install/deploy/tikv-20160
+      data_dir: /data/deploy/install/data/tikv-20160
+      log_dir: /data/deploy/install/log/tikv-20160
     ```
 
     Here is a PD configuration file template:
@@ -80,13 +80,13 @@ If you want to add a TiDB node to the `10.0.1.5` host, take the following steps.
     ```ini
     pd_servers:
     - host: 10.0.1.5
-        ssh_port: 22
-        name: pd-1
-        client_port: 2379
-        peer_port: 2380
-        deploy_dir: /data/deploy/install/deploy/pd-2379
-        data_dir: /data/deploy/install/data/pd-2379
-        log_dir: /data/deploy/install/log/pd-2379
+      ssh_port: 22
+      name: pd-1
+      client_port: 2379
+      peer_port: 2380
+      deploy_dir: /data/deploy/install/deploy/pd-2379
+      data_dir: /data/deploy/install/data/pd-2379
+      log_dir: /data/deploy/install/log/pd-2379
     ```
 
     To view the configuration of the current cluster, run `tiup cluster edit-config <cluster-name>`. Because the parameter configuration of `global` and `server_configs` is inherited by `scale-out.yaml` and thus also takes effect in `scale-out.yaml`.