diff --git a/rc.d/build_sysctl b/rc.d/build_sysctl
index c7a072e..dc52563 100755
--- a/rc.d/build_sysctl
+++ b/rc.d/build_sysctl
@@ -28,7 +28,6 @@ build_sysctl_start()
 
 	### Special variables
     echo "net.fibs=${fib_count}" >> ${rc_router_gen_dir}/sysctl.conf
-    echo "net.inet6.ip6.=${fib_count}" >> ${rc_router_gen_dir}/sysctl.conf
 
 	if [ $( option_selected rc_router_enable_class_e ) ]
 	then