diff --git a/ansible/roles/firewall/templates/main.conf.j2.j2 b/ansible/roles/firewall/templates/main.conf.j2.j2
index ba08b7ea..a2b248ad 100644
--- a/ansible/roles/firewall/templates/main.conf.j2.j2
+++ b/ansible/roles/firewall/templates/main.conf.j2.j2
@@ -72,7 +72,7 @@ LOG_PATH="./tsglog/tsg_master"
 POLICY_PRIORITY_LABEL="POLICY_PRIORITY"
 L7_PROTOCOL_FILE="./tsgconf/tsg_l7_protocol.conf"
 DEVICE_ID_COMMAND="hostname | awk -F'-' '{print $3}'| awk -F'adc' '{print $2}'"
-{% raw %}DEVICE_SEQ_IN_DATA_CENTER={{ data_center.device_seq }}
+{% raw %}DEVICE_SEQ_IN_DATA_CENTER={{ device.sequence_in_data_center }}
 {% endraw %}
 
 [TSG_CONN_SKETCH]
diff --git a/ansible/roles/tsg-os-provision/files/config_sample/provision.yml.sample.7400MCN0P01R01 b/ansible/roles/tsg-os-provision/files/config_sample/provision.yml.sample.7400MCN0P01R01
index dbc0cfcf..7f4153c1 100644
--- a/ansible/roles/tsg-os-provision/files/config_sample/provision.yml.sample.7400MCN0P01R01
+++ b/ansible/roles/tsg-os-provision/files/config_sample/provision.yml.sample.7400MCN0P01R01
@@ -3,7 +3,9 @@ version: 1
 data_center:
   name: City instance
   id: 1
-  device_seq: 1
+
+device:
+   sequence_in_data_center: 1
 
 feature:
   enable_policy_local_cache: 1
diff --git a/ansible/roles/tsg-os-provision/files/config_sample/provision.yml.sample.9000NPBP01R01 b/ansible/roles/tsg-os-provision/files/config_sample/provision.yml.sample.9000NPBP01R01
index 4be092aa..629686be 100644
--- a/ansible/roles/tsg-os-provision/files/config_sample/provision.yml.sample.9000NPBP01R01
+++ b/ansible/roles/tsg-os-provision/files/config_sample/provision.yml.sample.9000NPBP01R01
@@ -3,7 +3,9 @@ version: 1
 data_center:
   name: City instance
   id: 1
-  device_seq: 1
+
+device:
+   sequence_in_data_center: 1
 
 feature:
   enable_stream_bypass_under_ddos: 0