Appraisals in devise-authy-2.3.0 vs Appraisals in devise-authy-2.3.1

@@ -10,9 +10,10 @@
 end if RUBY_VERSION.to_f < 3.0
 
 appraise "rails-6" do
   gem "rails", "~> 6.0.0"
   gem "sqlite3", "~> 1.4"
+  gem "net-smtp"
 
   group :development, :test do
     gem 'factory_girl_rails', :require => false
     gem 'rspec-rails', "~>4.0.0.beta3", :require => false
     gem 'database_cleaner', :require => false
\ No newline at end of file