diff --git a/modules/system/fileSystems/cluster.nix b/modules/system/fileSystems/cluster.nix
index 602a1a23..2b04506f 100644
--- a/modules/system/fileSystems/cluster.nix
+++ b/modules/system/fileSystems/cluster.nix
@@ -1,13 +1,15 @@
 inputs:
 {
+  options.nixos.system.fileSystems.cluster = let inherit (inputs.lib) mkOption types; in mkOption
+  {
+    type = types.nullOr (types.submodule { options =
+    {
+      masterAddress = mkOption { type = types.str; default = "1"; };
+    };});
+    default = if inputs.config.nixos.model.cluster != null then {} else null;
+  };
   config = inputs.lib.mkMerge
   [
-    # for cluster master, export NFS
-    (inputs.lib.mkIf (inputs.config.nixos.model.cluster.nodeType or null == "master")
-      { nixos.services.nfs."/" = [ "192.168.178.0/24" ]; })
-    # for cluster worker, mount nfs, disable some home manager files
-    (let inherit (inputs.config.nixos.model) cluster; in inputs.lib.mkIf (cluster.nodeType or null == "worker")
-      { nixos.system.fileSystems.mount.nfs."192.168.178.1:/" = "/nix/remote/${cluster.clusterName}"; })
     # 将一部分由 home-manager 生成软链接的文件改为直接挂载，以兼容集群的设置
     (let files = [ ".zshrc" ".zshenv" ".profile" ".bashrc" ".bash_profile" ".zlogin" ]; in
     {
@@ -32,5 +34,20 @@ inputs:
         )
         inputs.config.nixos.user.users);
     })
+    (
+      let
+        fsCluster = inputs.config.nixos.system.fileSystems.cluster;
+        inherit (inputs.config.nixos.model) cluster;
+      in inputs.lib.mkIf (fsCluster != null)
+      {
+        nixos =
+        {
+          services.nfs = inputs.lib.mkIf (cluster.nodeType or null == "master") { "/" = [ "192.168.178.0/24" ]; };
+          system.fileSystems.mount.nfs = inputs.lib.mkIf (cluster.nodeType or null == "worker")
+          {
+            "192.168.178.${fsCluster.masterAddress}:/" = "/nix/remote/${cluster.clusterName}";
+          };
+        };
+      })
   ];
 }