diff --git a/build/tasks/build-task.coffee b/build/tasks/build-task.coffee
index 1f95e76c4..4de3ff4e3 100644
--- a/build/tasks/build-task.coffee
+++ b/build/tasks/build-task.coffee
@@ -42,6 +42,8 @@ module.exports = (grunt) ->
     ignoredPaths = [
       path.join('git-utils', 'deps')
       path.join('oniguruma', 'deps')
+      path.join('less', 'dist')
+      path.join('less', 'test')
       path.join('vendor', 'apm')
       path.join('resources', 'mac')
       path.join('resources', 'win')