Gemfile in docbase-2.0.1 vs Gemfile in docbase-2.1.0

@@ -2,8 +2,8 @@
 
 # Specify your gem's dependencies in docbase.gemspec
 gemspec
 
 group :test do
-  gem 'rake', '~> 10.4'
+  gem 'rake', '~> 13.0'
   gem 'rspec', '~> 3.8.0'
 end