diff --git a/lib/main/build-modules.js b/lib/main/build-modules.js
index a7f518309..5d038c2f6 100644
--- a/lib/main/build-modules.js
+++ b/lib/main/build-modules.js
@@ -1,12 +1,19 @@
 'use strict';
 
 var _ = require('lodash'),
-    fs = require('fs-extra'),
+    async = require('async'),
     path = require('path');
 
+var util = require('../common/util');
+
 var basePath = path.join(__dirname, '..', '..'),
-    distPath = path.join(basePath, 'dist'),
-    corePath = path.join(distPath, 'lodash.core.js');
+    distPath = path.join(basePath, 'dist');
+
+var filePairs = [
+  [path.join(distPath, 'lodash.core.js'), 'core.js'],
+  [path.join(distPath, 'lodash.core.min.js'), 'core.min.js'],
+  [path.join(distPath, 'lodash.min.js'), 'lodash.min.js']
+];
 
 /*----------------------------------------------------------------------------*/
 
@@ -17,7 +24,11 @@ function onComplete(error) {
 }
 
 function build(target) {
-  fs.copy(corePath, path.join(target, 'core.js'), onComplete);
+  var actions = _.map(filePairs, function(pair) {
+    return util.copyFile(pair[0], path.join(target, pair[1]));
+  });
+
+  async.series(actions, onComplete);
 }
 
 build(_.last(process.argv));