diff --git a/Gruntfile.js b/Gruntfile.js
index 9496ccd163c..50ac332d894 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -13,9 +13,9 @@ module.exports = function (grunt) {
   };
 
   if (grunt.option('arch')) {
-    config.arch = grunt.option('arch')
+    config.arch = grunt.option('arch');
   } else {
-    config.arch = os.arch()
+    config.arch = os.arch();
 
     if (process.platform.match(/^win/)) {
       config.arch = process.env.hasOwnProperty('ProgramFiles(x86)') ? 'x64' : 'x86';