diff --git a/Gemfile b/Gemfile
index 42acf7e..02f57cc 100644
--- a/Gemfile
+++ b/Gemfile
@@ -9,7 +9,7 @@ gem "rake", "~> 12.3.3"
 # Add dependencies to develop your gem here.
 # Include everything needed to run rake, tests, features, etc.
 group :development do
-  gem "rspec", "~> 2.14.1"
+  gem "rspec", "~> 2.99.0"
   gem "rdoc", "~> 4.1.1"
   gem "bundler", "~> 1.0"
   gem "jeweler", "~> 2.0.1"