diff --git a/templates/kea-dhcp4.conf.j2 b/templates/kea-dhcp4.conf.j2
index 412c37c..7d74c29 100644
--- a/templates/kea-dhcp4.conf.j2
+++ b/templates/kea-dhcp4.conf.j2
@@ -14,6 +14,7 @@
     "subnet4": [
 {% for subnet in kea_dhcp_subnets %}
       {
+        "id": {{ loop.index }},
         "subnet": "{{ subnet.subnet }}",
         "pools": [
           {