diff --git a/Gemfile.lock b/Gemfile.lock
index 363f5628..defb4271 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -148,3 +148,4 @@ DEPENDENCIES
   shoulda-context (~> 1.0.0)
   shoulda-matchers!
   sqlite3
+  therubyrhino
diff --git a/gemfiles/3.0.gemfile b/gemfiles/3.0.gemfile
index ce850ba8..665b1a70 100644
--- a/gemfiles/3.0.gemfile
+++ b/gemfiles/3.0.gemfile
@@ -8,6 +8,7 @@ gem "activerecord-jdbc-adapter", :platform=>:jruby
 gem "activerecord-jdbcsqlite3-adapter", :platform=>:jruby
 gem "jdbc-sqlite3", :platform=>:jruby
 gem "jruby-openssl", :platform=>:jruby
+gem "therubyrhino", :platform=>:jruby
 gem "rails", "3.0.12"
 
 gemspec :path=>"../"
\ No newline at end of file
diff --git a/gemfiles/3.0.gemfile.lock b/gemfiles/3.0.gemfile.lock
index 657c30e8..a61ae830 100644
--- a/gemfiles/3.0.gemfile.lock
+++ b/gemfiles/3.0.gemfile.lock
@@ -139,3 +139,4 @@ DEPENDENCIES
   shoulda-context (~> 1.0.0)
   shoulda-matchers!
   sqlite3
+  therubyrhino
diff --git a/gemfiles/3.1.gemfile b/gemfiles/3.1.gemfile
index 825818bc..45450a1f 100644
--- a/gemfiles/3.1.gemfile
+++ b/gemfiles/3.1.gemfile
@@ -8,6 +8,7 @@ gem "activerecord-jdbc-adapter", :platform=>:jruby
 gem "activerecord-jdbcsqlite3-adapter", :platform=>:jruby
 gem "jdbc-sqlite3", :platform=>:jruby
 gem "jruby-openssl", :platform=>:jruby
+gem "therubyrhino", :platform=>:jruby
 gem "rails", "3.1.4"
 gem "jquery-rails"
 gem "sass-rails"
diff --git a/gemfiles/3.1.gemfile.lock b/gemfiles/3.1.gemfile.lock
index 0dd8b441..a5479a74 100644
--- a/gemfiles/3.1.gemfile.lock
+++ b/gemfiles/3.1.gemfile.lock
@@ -161,3 +161,4 @@ DEPENDENCIES
   shoulda-context (~> 1.0.0)
   shoulda-matchers!
   sqlite3
+  therubyrhino