diff --git a/Gemfile b/Gemfile
index b6156d7ad..3db971454 100644
--- a/Gemfile
+++ b/Gemfile
@@ -11,6 +11,7 @@ end
 group :assets do
   gem "uglifier"
   gem "uglifier-rails"
+  gem "therubyracer"
 end
   
 gem "rails", "3.1.0.rc8"
diff --git a/Gemfile.lock b/Gemfile.lock
index d2ccf4ff6..867dd2dfc 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -61,6 +61,7 @@ GEM
     hike (1.2.1)
     i18n (0.6.0)
     imagesize (0.1.1)
+    libv8 (3.3.10.2)
     mail (2.3.0)
       i18n (>= 0.4.0)
       mime-types (~> 1.16)
@@ -120,6 +121,8 @@ GEM
     super_exception_notifier (3.0.13)
       actionmailer
       rake
+    therubyracer (0.9.4)
+      libv8 (~> 3.3.10)
     thor (0.14.6)
     tilt (1.3.3)
     treetop (1.4.10)
@@ -159,6 +162,7 @@ DEPENDENCIES
   simple_form
   simplecov
   super_exception_notifier
+  therubyracer
   uglifier
   uglifier-rails
   whenever