diff --git a/Gemfile b/Gemfile
index 0c560a1..7bdd1a5 100644
--- a/Gemfile
+++ b/Gemfile
@@ -2,3 +2,9 @@ source "http://rubygems.org"
 
 # Specify your gem's dependencies in devise_ip_filter.gemspec
 gemspec
+
+gem 'rails', '~> 3.2'
+
+group :test do
+  gem "sqlite3"
+end
diff --git a/two_factor_authentication.gemspec b/two_factor_authentication.gemspec
index 60955a8..6d3225d 100644
--- a/two_factor_authentication.gemspec
+++ b/two_factor_authentication.gemspec
@@ -24,7 +24,7 @@ Gem::Specification.new do |s|
   s.executables   = `git ls-files -- bin/*`.split("\n").map{ |f| File.basename(f) }
   s.require_paths = ["lib"]
 
-  s.add_development_dependency "rspec"
+  s.add_development_dependency "rspec-rails"
   s.add_runtime_dependency 'rails', '>= 3.1.1'
   s.add_runtime_dependency 'devise'
   s.add_runtime_dependency 'randexp'