diff --git a/installbox.yml b/installbox.yml
index 81ddb59..a87f8b7 100644
--- a/installbox.yml
+++ b/installbox.yml
@@ -17,7 +17,9 @@
 
     ## LAN IP address range:
     ipaddr_lan: 192.168.0.10/24
-    dhcp_range: 192.168.0.50,192.168.0.99,2h
+    dhcp_start: 192.168.0.50
+    dhcp_stop: 192.168.0.150
+    in_inventory: 192.168.0.[50:150]
 
     di_dist: "{{ ansible_distribution_release }}"
     di_version: "{{ ansible_distribution_major_version }}"