diff --git a/addons/point_of_sale/tools/posbox/overwrite_after_init/etc/dhcpcd.conf b/addons/point_of_sale/tools/posbox/overwrite_after_init/etc/dhcpcd.conf
index 22698cb46ba..7b693ddc8fd 100644
--- a/addons/point_of_sale/tools/posbox/overwrite_after_init/etc/dhcpcd.conf
+++ b/addons/point_of_sale/tools/posbox/overwrite_after_init/etc/dhcpcd.conf
@@ -11,7 +11,7 @@ hostname
 #clientid
 # or
 # Use the same DUID + IAID as set in DHCPv6 for DHCPv4 ClientID as per RFC4361.
-duid
+clientid
 
 # Persist interface configuration when dhcpcd exits.
 persistent