diff --git a/roles/install_dhcp/templates/dhcpd.conf.j2 b/roles/install_dhcp/templates/dhcpd.conf.j2
index 42496d6..80ab8ad 100644
--- a/roles/install_dhcp/templates/dhcpd.conf.j2
+++ b/roles/install_dhcp/templates/dhcpd.conf.j2
@@ -1,5 +1,5 @@
 default-lease-time 600;
-max-lease-time 3600;
+max-lease-time 900;
 
 authoritative;