diff --git a/util/build.js b/util/build.js
index c2de4694d..60e6b81f3 100644
--- a/util/build.js
+++ b/util/build.js
@@ -93,9 +93,15 @@ var createBundle = function(opts) {
   b.require('./js/models/core/Passphrase', {
     expose: '../js/models/core/Passphrase'
   });
+  b.require('./js/models/core/HDPath', {
+    expose: '../js/models/core/HDPath'
+  });
   b.require('./config', {
     expose: '../config'
   });
+  b.require('./copay', {
+    expose: '../copay'
+  });
 
   if (opts.dontminify) {
     //include dev dependencies