cinnamon_serial.gemspec in cinnamon_serial-2.1.1 vs cinnamon_serial.gemspec in cinnamon_serial-2.1.2

@@ -20,9 +20,11 @@
   s.license     = 'MIT'
 
   s.required_ruby_version = '>= 2.3.8'
 
   s.add_development_dependency('guard-rspec', '~>4.7')
+  s.add_development_dependency('pry')
+  s.add_development_dependency('pry-byebug', '~> 3')
   s.add_development_dependency('rspec', '~> 3.8')
   s.add_development_dependency('rubocop', '~>0.63.1')
   s.add_development_dependency('simplecov', '~>0.16.1')
   s.add_development_dependency('simplecov-console', '~>0.4.2')
 end