diff --git a/shadowsocks.conf b/shadowsocks.conf
index 8de0b56..302bbe0 100644
--- a/shadowsocks.conf
+++ b/shadowsocks.conf
@@ -45,7 +45,7 @@ net.ipv4.tcp_wmem = 4096 65536 33554432
 net.ipv4.tcp_mtu_probing = 0
 
 # for low-latency network, use cubic instead
-net.ipv4.tcp_congestion_control = bbr
+net.ipv4.tcp_congestion_control = cubic
 net.core.default_qdisc = fq
 # Default conntrack is too small
 net.netfilter.nf_conntrack_max = 131072
@@ -56,4 +56,5 @@ net.ipv4.conf.default.log_martians = 0
 # MPTCP settings
 net.mptcp.mptcp_checksum = 0
 net.mptcp.mptcp_syn_retries = 2
+net.mptcp.mptcp_scheduler = blest
 net.ipv4.tcp_ecn=1