diff --git a/preload.js b/preload.js
index 7ce82a33b..85cd358c0 100644
--- a/preload.js
+++ b/preload.js
@@ -106,9 +106,10 @@
 
   // ES2015+ modules
   window.Signal = window.Signal || {};
-  window.Signal.OS = require('./js/modules/os');
   window.Signal.Logs = require('./js/modules/logs');
-
+  window.Signal.OS = require('./js/modules/os');
+  window.Signal.Migrations = window.Signal.Migrations || {};
+  window.Signal.Migrations.V17 = require('./js/modules/migrations/17');
   window.Signal.Types = window.Signal.Types || {};
   window.Signal.Types.Attachment = require('./js/modules/types/attachment');
   window.Signal.Types.Errors = require('./js/modules/types/errors');