diff --git a/src/opnsense/mvc/app/controllers/OPNsense/Dnsmasq/forms/dialogDHCPrange.xml b/src/opnsense/mvc/app/controllers/OPNsense/Dnsmasq/forms/dialogDHCPrange.xml
index dfa23b262..d8913ba1b 100644
--- a/src/opnsense/mvc/app/controllers/OPNsense/Dnsmasq/forms/dialogDHCPrange.xml
+++ b/src/opnsense/mvc/app/controllers/OPNsense/Dnsmasq/forms/dialogDHCPrange.xml
@@ -46,6 +46,7 @@
range.lease_timetext
+ 86400Defines how long the addresses (leases) given out by the server are valid (in seconds)false