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 62fddfc..ea0baba 100644
--- a/05.PVE制作虚拟机模板.md
+++ b/05.PVE制作虚拟机模板.md
@@ -186,7 +186,7 @@ $ sudo nvim /etc/sysctl.d/99-sysctl.conf
 kernel.panic = 20
 kernel.panic_on_oops = 1
 
-net.core.default_qdisc = fq_codel
+net.core.default_qdisc = fq
 net.ipv4.tcp_congestion_control = bbr
 
 # Other adjustable system parameters
diff --git a/src/debian_99_sysctl.conf b/src/debian_99_sysctl.conf
index 88b5139..64027d1 100644
--- a/src/debian_99_sysctl.conf
+++ b/src/debian_99_sysctl.conf
@@ -4,7 +4,7 @@
 kernel.panic = 20
 kernel.panic_on_oops = 1
 
-net.core.default_qdisc = fq_codel
+net.core.default_qdisc = fq
 net.ipv4.tcp_congestion_control = bbr
 
 # Other adjustable system parameters