diff --git a/composer.json b/composer.json
index 96878bd..df61f9c 100644
--- a/composer.json
+++ b/composer.json
@@ -7,7 +7,8 @@
         "twig/twig" : "v3.4.3",
         "bit/metagen" : "^v2.0.2",
         "bit/metagen_cs" : "^v1.0.5",
-        "bit/taskman_helpers" : "^v1.0.6"
+        "bit/taskman_helpers" : "^v1.0.6",
+        "ramsey/uuid" : "^v3"
     },
     "autoload": {
         "files": [
diff --git a/src/codegen.inc.php b/src/codegen.inc.php
index 44e723c..f3ef85c 100644
--- a/src/codegen.inc.php
+++ b/src/codegen.inc.php
@@ -1,6 +1,8 @@
 <?php
 namespace metagen_cs_ecs;
 
+use Ramsey\Uuid\Uuid;
+
 function supported_tokens()
 {
   return [
@@ -94,6 +96,7 @@ function generate_ecs_components(\mtgMetaInfo $meta)
     $unit_name = $unit->object->getName();
     $filePath = str_replace(".", "/", $unit_name);
     $file = "$gen_root/{$filePath}AuthoringComponent.cs";
+    $fileMeta = "$gen_root/{$filePath}AuthoringComponent.cs.meta";
     $name_components = explode('.', $unit_name);
     $class_name = end($name_components);
     if($class_name != $unit_name)
@@ -105,17 +108,23 @@ function generate_ecs_components(\mtgMetaInfo $meta)
     if(empty($namespace))
       $namespace = "ecs";
 
-    if($unit->object->hasToken('ecs_gen_authoring'))
-    {
-      \taskman\ensure_write_if_differs(
-        $file,
-        $twig->render('codegen_ecs_authoring.twig', [
-          'namespace' => $namespace,
-          'class_name' => $class_name,
-          'obj' => $unit->object
-        ])
-      );
-    }
+    \taskman\ensure_write_if_differs(
+      $file,
+      $twig->render('codegen_ecs_authoring.twig', [
+        'namespace' => $namespace,
+        'class_name' => $class_name,
+        'obj' => $unit->object
+      ])
+    );
+
+    $uuid = Uuid::uuid3(Uuid::NAMESPACE_URL, $file);
+    $guid = bin2hex($uuid->getBytes());
+    \taskman\ensure_write_if_differs(
+      $fileMeta,
+      $twig->render('codegen_ecs_authoring_meta.twig', [
+        'guid' => $guid,
+      ])
+    );
   }
 }
 
diff --git a/tpl/codegen_ecs_authoring_meta.twig b/tpl/codegen_ecs_authoring_meta.twig
new file mode 100644
index 0000000..e69de29