diff --git a/docs/nix-store/add-binary-cache-servers.md b/docs/nix-store/add-binary-cache-servers.md
index 4fb0daa..b54c7aa 100644
--- a/docs/nix-store/add-binary-cache-servers.md
+++ b/docs/nix-store/add-binary-cache-servers.md
@@ -150,7 +150,7 @@ The second method is to configure `substituters` and `trusted-public-keys` using
       ...
   }: {
     nixosConfigurations = {
-      ai = nixpkgs.lib.nixosSystem {
+      my-nixos = nixpkgs.lib.nixosSystem {
         system = "x86_64-linux";
         modules = [
           ./hardware-configuration.nix
@@ -238,7 +238,7 @@ In other words, you can use it like this:
       ...
   }: {
     nixosConfigurations = {
-      ai = nixpkgs.lib.nixosSystem {
+      my-nixos = nixpkgs.lib.nixosSystem {
         system = "x86_64-linux";
         modules = [
           ./hardware-configuration.nix
diff --git a/docs/zh/nix-store/add-binary-cache-servers.md b/docs/zh/nix-store/add-binary-cache-servers.md
index ffb851f..3c27a24 100644
--- a/docs/zh/nix-store/add-binary-cache-servers.md
+++ b/docs/zh/nix-store/add-binary-cache-servers.md
@@ -138,7 +138,7 @@ Nix 中通过如下几个 options 来配置缓存服务器：
       ...
   }: {
     nixosConfigurations = {
-      ai = nixpkgs.lib.nixosSystem {
+      my-nixos = nixpkgs.lib.nixosSystem {
         system = "x86_64-linux";
         modules = [
           ./hardware-configuration.nix
@@ -220,7 +220,7 @@ Nix 提供了
       ...
   }: {
     nixosConfigurations = {
-      ai = nixpkgs.lib.nixosSystem {
+      my-nixos = nixpkgs.lib.nixosSystem {
         system = "x86_64-linux";
         modules = [
           ./hardware-configuration.nix