diff --git a/luci-app-openmptcprouter/root/etc/sysctl.d/zzz_openmptcprouter.conf b/luci-app-openmptcprouter/root/etc/sysctl.d/zzz_openmptcprouter.conf
index a6c46d370..214765274 100755
--- a/luci-app-openmptcprouter/root/etc/sysctl.d/zzz_openmptcprouter.conf
+++ b/luci-app-openmptcprouter/root/etc/sysctl.d/zzz_openmptcprouter.conf
@@ -1,4 +1,4 @@
-net.ipv4.tcp_keepalive_time=7200
+net.ipv4.tcp_keepalive_time=72000
 net.ipv4.tcp_fin_timeout=60
 net.ipv4.tcp_syn_retries=3
 net.ipv4.tcp_retries1=3