diff --git a/checks/schema.nix b/checks/schema.nix
index 4a5dae637..d862f8a4b 100644
--- a/checks/schema.nix
+++ b/checks/schema.nix
@@ -11,28 +11,32 @@ let
   clanLib = self.lib;
   clanModules = self.clanModules;
 
-  baseModule = {
-    imports =
-      (import (inputs.nixpkgs + "/nixos/modules/module-list.nix"))
-      ++ [{
-        nixpkgs.hostPlatform = "x86_64-linux";
-      }];
-  };
-
-  optionsFromModule = module:
-    let
-      evaled = lib.evalModules {
-        modules = [ module baseModule ];
-      };
-    in
-    evaled.options.clan.networking;
-
-  clanModuleSchemas = mapAttrs (_: module: clanLib.jsonschema.parseOptions (optionsFromModule module)) clanModules;
 
 in
 {
   perSystem = { pkgs, ... }:
     let
+      baseModule = {
+        imports =
+          (import (inputs.nixpkgs + "/nixos/modules/module-list.nix"))
+          ++ [{
+            nixpkgs.hostPlatform = pkgs.system;
+          }];
+      };
+
+      optionsFromModule = module:
+        let
+          evaled = lib.evalModules {
+            modules = [ module baseModule ];
+          };
+        in
+        evaled.options.clan.networking;
+
+      clanModuleSchemas =
+        mapAttrs
+          (_: module: clanLib.jsonschema.parseOptions (optionsFromModule module))
+          clanModules;
+
       mkTest = name: schema: pkgs.runCommand "schema-${name}" { } ''
         ${pkgs.check-jsonschema}/bin/check-jsonschema \
           --check-metaschema ${toFile "schema-${name}" (toJSON schema)}