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 ac74844..156e02d 100644
--- a/05.PVE制作虚拟机模板.md
+++ b/05.PVE制作虚拟机模板.md
@@ -187,7 +187,7 @@ $ sudo nvim /etc/sysctl.d/99-sysctl.conf
 kernel.panic = 20
 kernel.panic_on_oops = 1
 
-net.core.default_qdisc = fq
+net.core.default_qdisc = fq_pie
 net.ipv4.tcp_congestion_control = bbr
 
 # Other adjustable system parameters
diff --git a/src/debian/debian_dns_99_sysctl.conf b/src/debian/debian_dns_99_sysctl.conf
index 6c25a6b..e3db68f 100644
--- a/src/debian/debian_dns_99_sysctl.conf
+++ b/src/debian/debian_dns_99_sysctl.conf
@@ -4,7 +4,7 @@
 kernel.panic = 20
 kernel.panic_on_oops = 1
 
-net.core.default_qdisc = fq
+net.core.default_qdisc = fq_pie
 net.ipv4.tcp_congestion_control = bbr
 
 # Other adjustable system parameters