diff --git a/Gemfile b/Gemfile
index a943567b6..888e5bddc 100644
--- a/Gemfile
+++ b/Gemfile
@@ -31,11 +31,11 @@ gem 'pg', '0.14.0'
 gem 'compass-rails'
 gem 'rabl' # for JSON API development
 gem 'gon' # for passthrough of Ruby variables to Javascript variables
-gem 'eventmachine'
-gem 'amqp'
+gem 'eventmachine', '1.0.0'
+gem 'amqp', '0.9.8'
 gem 'logging-rails', :require => 'logging/rails'
-gem 'tire'
-gem 'rb-readline'
+gem 'tire', '0.5.1'
+gem 'rb-readline', '0.4.2'
 gem 'omniauth', '1.1.1'
 gem 'omniauth-facebook', '1.4.1'
 gem 'fb_graph', '2.5.9'
@@ -50,9 +50,9 @@ end
 group :development, :test do
   gem 'rspec-rails', '2.11.0'
   gem 'guard-rspec', '0.5.5'
-  gem 'jasmine' 
+  gem 'jasmine', '1.3.1' 
   gem 'pry'
-  gem 'execjs'
+  gem 'execjs', '1.4.0'
   gem 'therubyracer', '0.11.0beta8'
 end