diff --git a/boot_manager.py b/boot_manager.py
index 3d303d4..bf8feb2 100644
--- a/boot_manager.py
+++ b/boot_manager.py
@@ -112,7 +112,8 @@ def save_config(cfg):
 
 def validate_config(cfg):
     required = ['wifi_ssid', 'wifi_pass', 'comm_key', 'comm_iv',
-                 'base_url', 'tenant_id', 'node_type', 'node_id']
+                'tenant_id', 'node_type', 'node_id',
+                'identity_iot_url', 'identity_tag_url']
     for k in required:
         if k not in cfg:
             print('[config] missing key:', k)
@@ -167,7 +168,7 @@ def do_checkin(cfg):
     from identity_iot import IdentityIoT
 
     identity = IdentityIoT(
-        base_url   = cfg['base_url'],
+        base_url   = cfg['identity_iot_url'],
         node_type  = cfg.get('node_type', 'access_control'),
         node_label = cfg.get('node_label', ''),
         tenant_id  = cfg['tenant_id'],
diff --git a/config_example.json b/config_example.json
index 32f55c0..f7d875c 100644
--- a/config_example.json
+++ b/config_example.json
@@ -1,16 +1,18 @@
 {
-    "wifi_ssid":    "YOUR_SSID",
-    "wifi_pass":    "YOUR_PASSWORD",
-    "wifi_static":  false,
-    "wifi_ip":      "192.168.1.50",
-    "wifi_mask":    "255.255.255.0",
-    "wifi_gw":      "192.168.1.1",
-    "wifi_dns":     "8.8.8.8",
-    "comm_key":     "YOUR_32_CHAR_KEY________________",
-    "comm_iv":      "YOUR_16_CHAR_IV_",
-    "base_url":     "https://api.parta.app/API/V1/identity_tag/",
-    "tenant_id":    1,
-    "node_id":      0,
-    "node_type":    "access_control",
-    "node_label":   "terminal-01"
-}
+    "wifi_ssid":            "YOUR_SSID",
+    "wifi_pass":            "YOUR_PASSWORD",
+    "wifi_static":          false,
+    "wifi_ip":              "192.168.1.50",
+    "wifi_mask":            "255.255.255.0",
+    "wifi_gw":              "192.168.1.1",
+    "wifi_dns":             "8.8.8.8",
+    "comm_key":             "YOUR_32_CHAR_KEY________________",
+    "comm_iv":              "YOUR_16_CHAR_IV_",
+    "tenant_id":            1,
+    "node_id":              0,
+    "node_type":            "access_control",
+    "node_label":           "terminal-01",
+    "identity_iot_url":     "https://api.parta.app/API/V1/identity_layer/identity_iot/",
+    "identity_tag_url":     "https://api.parta.app/API/V1/identity_layer/identity_tag/",
+    "data_destination_url": ""
+}
\ No newline at end of file