diff --git a/Gruntfile.js b/Gruntfile.js
index 8f53bd3..81dd7d7 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -104,6 +104,7 @@
         files: {
             srcBlob: '<%= dirs.src %>/**/*.js',
             testBlob: '<%= dirs.test %>/{functional,lib/pixi,unit/pixi}/**/*.js',
+            testConf: '<%= dirs.test %>/karma.conf.js',
             build: '<%= dirs.build %>/pixi.dev.js',
             buildMin: '<%= dirs.build %>/pixi.js'
         },
@@ -133,7 +134,10 @@
             },
             source: srcFiles.filter(function(v) { return v.match(/(Intro|Outro|Spine|Pixi)\.js$/) === null; }).concat('Gruntfile.js'),
             test: {
-                src: ['<%= files.testBlob %>'],
+                src: [
+                    '<%= files.testBlob %>',
+                    '<%= files.testConf %>'
+                ],
                 options: {
                     jshintrc: undefined, //don't use jshintrc for tests
                     expr: true,
@@ -184,7 +188,7 @@
         },
         karma: {
             unit: {
-                configFile: 'test/karma.conf.js',
+                configFile: '<%= files.testConf %>',
                 // browsers: ['Chrome'],
                 singleRun: true
             }