diff --git a/05.PVE制作虚拟机模板.md b/05.PVE制作虚拟机模板.md
index f4cc283..af63577 100644
--- a/05.PVE制作虚拟机模板.md
+++ b/05.PVE制作虚拟机模板.md
@@ -229,6 +229,7 @@ net.ipv4.conf.all.log_martians = 1
 net.ipv4.igmp_max_memberships = 256
 
 net.ipv4.tcp_challenge_ack_limit = 1000
+net.ipv4.tcp_fastopen = 3
 net.ipv4.tcp_fin_timeout = 30
 net.ipv4.tcp_keepalive_time = 120
 net.ipv4.tcp_notsent_lowat = 131072
diff --git a/07.PVE制作TS服务器.md b/07.PVE制作TS服务器.md
index 9ee637d..461fc29 100644
--- a/07.PVE制作TS服务器.md
+++ b/07.PVE制作TS服务器.md
@@ -244,6 +244,7 @@ net.ipv4.route.redirect_load = 2
 net.ipv4.route.redirect_silence = 2048
 
 net.ipv4.tcp_challenge_ack_limit = 1000
+net.ipv4.tcp_fastopen = 3
 net.ipv4.tcp_fin_timeout = 30
 net.ipv4.tcp_keepalive_time = 120
 net.ipv4.tcp_notsent_lowat = 131072
diff --git a/src/debian/debian_dns_99_sysctl.conf b/src/debian/debian_dns_99_sysctl.conf
index bfbbbbb..cdcc020 100644
--- a/src/debian/debian_dns_99_sysctl.conf
+++ b/src/debian/debian_dns_99_sysctl.conf
@@ -21,6 +21,7 @@ net.ipv4.conf.all.log_martians = 1
 net.ipv4.igmp_max_memberships = 256
 
 net.ipv4.tcp_challenge_ack_limit = 1000
+net.ipv4.tcp_fastopen = 3
 net.ipv4.tcp_fin_timeout = 30
 net.ipv4.tcp_keepalive_time = 120
 net.ipv4.tcp_notsent_lowat = 131072
diff --git a/src/debian/debian_ts_99_sysctl.conf b/src/debian/debian_ts_99_sysctl.conf
index 81c16e1..35d2e64 100644
--- a/src/debian/debian_ts_99_sysctl.conf
+++ b/src/debian/debian_ts_99_sysctl.conf
@@ -45,6 +45,7 @@ net.ipv4.route.redirect_load = 2
 net.ipv4.route.redirect_silence = 2048
 
 net.ipv4.tcp_challenge_ack_limit = 1000
+net.ipv4.tcp_fastopen = 3
 net.ipv4.tcp_fin_timeout = 30
 net.ipv4.tcp_keepalive_time = 120
 net.ipv4.tcp_notsent_lowat = 131072