diff --git a/docs/en/docs/Gazelle/Gazelle.md b/docs/en/docs/Gazelle/Gazelle.md
index ed174db457a30ba51bbc2d541fb8e3bf38dfeae7..386a66ecfbfaddab41962b19f90d91a0777c22be 100644
--- a/docs/en/docs/Gazelle/Gazelle.md
+++ b/docs/en/docs/Gazelle/Gazelle.md
@@ -152,6 +152,7 @@ GAZELLE_BIND_PROCNAME=test GAZELLE_THREAD_NAME=test_thread LD_PRELOAD=/usr/lib64
 |num_wakeup|"1,3,5 ..."|IDs of the CPUs bound to the wakeup threads. The number of IDs is the number of wakeup threads, which is the same as the number of lstack threads. Select CPUs of the same NUMA nodes of the **num_cpus** parameter respectively. If this parameter is not set, the wakeup thread is not used.|
 |low_power_mode|0/1|Whether to enable the low-power mode. This parameter is not supported currently.|
 |kni_switch|0/1|Whether to enable the rte_kni module. The default value is **0**. This module can be enabled only when ltran is not used.|
+|flow_bifurcation|0/1 |Network card normalization switch, default to 0 |
 |unix_prefix|"string"|Prefix string of the Unix socket file used for communication between Gazelle processes. By default, this parameter is left blank. The value must be the same as the value of **unix_prefix** in **ltran.conf** of the ltran process that participates in communication, or the value of the **-u** option for `gazellectl`. The value cannot contain special characters and can contain a maximum of 128 characters.|
 |host_addr|"192.168.xx.xx"|IP address of the protocol stack, which is also the IP address of the application.|
 |mask_addr|"255.255.xx.xx"|Subnet mask.|
@@ -171,7 +172,7 @@ dpdk_args=["--socket-mem", "2048,0,0,0", "--huge-dir", "/mnt/hugepages-lstack",
 
 use_ltran=1
 kni_switch=0
-
+flow_bifurcation=0
 low_power_mode=0
 
 num_cpus="2,22"
diff --git a/docs/zh/docs/Gazelle/Gazelle.md b/docs/zh/docs/Gazelle/Gazelle.md
index 7dfbbbf4875468a244369c9b5453fe57c8781a74..3ae8df7068330331b758c1bcc844c5e8ac90b80f 100644
--- a/docs/zh/docs/Gazelle/Gazelle.md
+++ b/docs/zh/docs/Gazelle/Gazelle.md
@@ -135,6 +135,7 @@ gcc test.c -o test ${LSTACK_LIBS}
 |num_cpus|"0,2,4 ..."|lstack线程绑定的cpu编号，编号的数量为lstack线程个数(小于等于网卡多队列数量)。可按NUMA选择cpu|
 |low_power_mode|0/1|是否开启低功耗模式，暂不支持|
 |kni_switch|0/1|rte_kni开关，默认为0。功能已衰退，不再支持|
+|flow_bifurcation |0/1|网卡归一化开关，默认为0|
 |unix_prefix|"string"|gazelle进程间通信使用的unix socket文件前缀字符串，默认为空，和需要通信的ltran.conf的unix_prefix或gazellectl的-u参数配置一致。不能含有特殊字符，最大长度为128。|
 |host_addr|"192.168.xx.xx"|协议栈的IP地址，也是应用程序的IP地址|
 |mask_addr|"255.255.xx.xx"|掩码地址|
@@ -160,7 +161,7 @@ dpdk_args=["--socket-mem", "2048,0,0,0", "--huge-dir", "/mnt/hugepages-lstack",
 
 use_ltran=0
 kni_switch=0
-
+flow_bifurcation=0
 low_power_mode=0
 
 num_cpus="2,22"