diff --git a/Gemfile b/Gemfile
index 70679f76c..6f613a1f8 100644
--- a/Gemfile
+++ b/Gemfile
@@ -11,7 +11,7 @@ end
 group :assets do
   gem "sass-rails"
   gem "uglifier", ">= 1.0.3"
-  gem "therubyracer"
+  gem "therubyracer", :platforms => :ruby
 end
 
 gem "rails", "3.2.12"