diff --git a/Gemfile b/Gemfile
index 30e18ca8..20bf8670 100644
--- a/Gemfile
+++ b/Gemfile
@@ -8,8 +8,8 @@ platforms :ruby do
 end
 
 platforms :mri do
-  gem 'coveralls', :require => false
-  gem 'simplecov', :require => false
+  gem 'coveralls', require: false
+  gem 'simplecov', require: false
 end
 
 platforms :jruby do
diff --git a/Gemfile.edge b/Gemfile.edge
index e112557c..36c65d24 100644
--- a/Gemfile.edge
+++ b/Gemfile.edge
@@ -7,8 +7,8 @@ platforms :ruby do
 end
 
 platforms :mri do
-  gem 'coveralls', :require => false
-  gem 'simplecov', :require => false
+  gem 'coveralls', require: false
+  gem 'simplecov', require: false
 end
 
 platforms :jruby do
diff --git a/Gemfile.rails3 b/Gemfile.rails3
index b8100898..6484e975 100644
--- a/Gemfile.rails3
+++ b/Gemfile.rails3
@@ -9,8 +9,8 @@ platforms :ruby do
 end
 
 platforms :mri do
-  gem 'coveralls', :require => false
-  gem 'simplecov', :require => false
+  gem 'coveralls', require: false
+  gem 'simplecov', require: false
 end
 
 platforms :jruby do
diff --git a/Rakefile b/Rakefile
index 0a1d1f00..f7849e92 100644
--- a/Rakefile
+++ b/Rakefile
@@ -10,4 +10,4 @@ Rake::TestTask.new(:test) do |t|
   t.verbose = true
 end
 
-task :default => :test
+task default: :test