diff --git a/.ruby-version b/.ruby-version
index d20760c..f1e5f24 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-ruby 2.1.1
+ruby 2.1
diff --git a/Gemfile b/Gemfile
index ab18a8e..6a46010 100644
--- a/Gemfile
+++ b/Gemfile
@@ -42,6 +42,9 @@ gem 'ckeditor'
 gem 'unicorn'
 gem 'zhconv'
 
+gem 'execjs'
+gem 'therubyracer'
+
 #form helpers
 gem 'dynamic_form'