diff --git a/Gemfile b/Gemfile
index ba6be038d..cc90d6972 100644
--- a/Gemfile
+++ b/Gemfile
@@ -87,7 +87,7 @@ end
 group :test do
   gem "minitest"
   gem "rails-dom-testing"
-  gem "mocha", "~> 1.0.0"
+  gem "mocha"
   gem "simplecov", "~> 0.9.1", :require => false
   # For running UI tests
   gem "capybara"