diff --git a/docs/advance/ovn-eip-fip-snat.en.md b/docs/advance/ovn-eip-fip-snat.en.md
index 74b7e56e6..0354e07b6 100644
--- a/docs/advance/ovn-eip-fip-snat.en.md
+++ b/docs/advance/ovn-eip-fip-snat.en.md
@@ -382,9 +382,9 @@ spec:
   vpcSubnet: vpc1-subnet1 # eip corresponds to the entire network segment
 ```
 
-### 3.2 ovn-fip corresponds to a pod IP
+### 3.2 ovn-snat corresponds to a pod IP
 
-This feature is designed and used in much the same way as iptables-fip
+This feature is designed and used in much the same way as iptables-snat
 
 ```bash
 # cat 03-pod-snat.yaml
diff --git a/docs/advance/ovn-eip-fip-snat.md b/docs/advance/ovn-eip-fip-snat.md
index 28b6a5cb4..a628c1ab6 100644
--- a/docs/advance/ovn-eip-fip-snat.md
+++ b/docs/advance/ovn-eip-fip-snat.md
@@ -381,9 +381,9 @@ spec:
   vpcSubnet: vpc1-subnet1 # eip 对应整个网段
 ```
 
-### 3.2 ovn-fip 对应到一个 pod ip
+### 3.2 ovn-snat 对应到一个 pod ip
 
-该功能和 iptables-fip 设计和使用方式基本一致
+该功能和 iptables-snat 设计和使用方式基本一致
 
 ```bash
 # cat 03-pod-snat.yaml