diff --git a/lib/extensions/admin/dist/upgrade.js b/lib/extensions/admin/dist/upgrade.js
index 1e8bd62..8495459 100644
--- a/lib/extensions/admin/dist/upgrade.js
+++ b/lib/extensions/admin/dist/upgrade.js
@@ -1,4 +1,7 @@
 'use strict';
-module.exports = function () {
-  return "placeholder upgrade: nothing to do yet";
+module.exports = function (pkg, root, cb) {
+  process.nextTick(function () {
+    cb(null, { message: "upgrade complete" });
+  });
+  return { message: "placeholder upgrade: nothing to do yet" };
 };