diff --git a/build_debian.sh b/build_debian.sh
index 34065bbcee..b51994e615 100755
--- a/build_debian.sh
+++ b/build_debian.sh
@@ -380,6 +380,12 @@ set /files/etc/sysctl.conf/net.ipv4.conf.all.arp_ignore 2
 
 set /files/etc/sysctl.conf/net.ipv4.neigh.default.base_reachable_time_ms 1800000
 set /files/etc/sysctl.conf/net.ipv6.neigh.default.base_reachable_time_ms 1800000
+set /files/etc/sysctl.conf/net.ipv4.neigh.default.gc_thresh1 1024
+set /files/etc/sysctl.conf/net.ipv6.neigh.default.gc_thresh1 1024
+set /files/etc/sysctl.conf/net.ipv4.neigh.default.gc_thresh2 2048
+set /files/etc/sysctl.conf/net.ipv6.neigh.default.gc_thresh2 2048
+set /files/etc/sysctl.conf/net.ipv4.neigh.default.gc_thresh3 4096
+set /files/etc/sysctl.conf/net.ipv6.neigh.default.gc_thresh3 4096
 
 set /files/etc/sysctl.conf/net.ipv6.conf.default.forwarding 1
 set /files/etc/sysctl.conf/net.ipv6.conf.all.forwarding 1