diff --git a/vps/centos7_setup.sh b/vps/centos7_setup.sh
index 9c9d7c1..88ff38d 100644
--- a/vps/centos7_setup.sh
+++ b/vps/centos7_setup.sh
@@ -43,10 +43,12 @@ curl -L "https://github.com/docker/compose/releases/download/1.25.5/docker-compo
 chmod +x /usr/local/bin/docker-compose
 ln -s /usr/local/bin/docker-compose /usr/bin/docker-compose
 
-# kernel-ml
+# kernel-ml, bbr
 yum install -y yum install https://www.elrepo.org/elrepo-release-7.el7.elrepo.noarch.rpm
 yum --enablerepo=elrepo-kernel install kernel-ml
 grub2-set-default 0
+echo 'net.core.default_qdisc=fq' | sudo tee -a /etc/sysctl.conf
+echo 'net.ipv4.tcp_congestion_control=bbr' | sudo tee -a /etc/sysctl.conf
 
 # SSHD
 echo "Setting up sshd..."