diff --git a/templates/etc/sysctl.d/congestion.conf.j2 b/templates/etc/sysctl.d/congestion.conf.j2
index bfc79d8..7ad1dbe 100644
--- a/templates/etc/sysctl.d/congestion.conf.j2
+++ b/templates/etc/sysctl.d/congestion.conf.j2
@@ -1 +1,3 @@
+net.core.default_qdisc = fq
 net.ipv4.tcp_congestion_control=bbr
+net.ipv4.tcp_notsent_lowat = 16384