diff --git a/files/generic/luci b/files/generic/luci
index 06ae4c1..83f4a35 100755
--- a/files/generic/luci
+++ b/files/generic/luci
@@ -214,6 +214,7 @@ local methods = {
 			rv.firewall4     = fs.access("/sbin/fw4")
 			rv.opkg          = fs.access("/bin/opkg")
 			rv.offloading    = fs.access("/sys/module/xt_FLOWOFFLOAD/refcnt") or fs.access("/sys/module/nft_flow_offload/refcnt")
+			rv.fullcone      = fs.access("/sys/module/xt_FULLCONENAT/refcnt") or fs.access("/sys/module/nft_fullcone/refcnt")
 			rv.br2684ctl     = fs.access("/usr/sbin/br2684ctl")
 			rv.swconfig      = fs.access("/sbin/swconfig")
 			rv.odhcpd        = fs.access("/usr/sbin/odhcpd")