diff --git a/Gruntfile.js b/Gruntfile.js
index 80aa375..58f6223 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -175,11 +175,7 @@ module.exports = function(grunt) {
                         'test/main.js'
                     ]
                 },
-                options: {
-                    exclude: browserifyOpt.exclude,
-                    ignore: ['buffer'],
-                    browserifyOptions: browserifyOpt.browserifyOptions
-                }
+                options: browserifyOpt
             }
         },
 
@@ -493,4 +489,4 @@ module.exports = function(grunt) {
     grunt.registerTask('release-stable', ['dist', 'manifest-stable', 'compress']);
     grunt.registerTask('default', ['release-dev']);
 
-};
+};
\ No newline at end of file