diff --git a/Gruntfile.js b/Gruntfile.js
index c1a7997bc..369cd56f7 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -51,7 +51,6 @@ module.exports = function (grunt) {
             specs : [
                 'test/spec/CommandManager-test.js',
                 'test/spec/LanguageManager-test.js',
-                'test/spec/PreferencesManager-test.js',
                 'test/spec/ViewUtils-test.js'
             ]
         },