prependers.gemspec in prependers-0.2.0 vs prependers.gemspec in prependers-0.3.0

@@ -22,9 +22,11 @@
   spec.bindir        = "exe"
   spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ["lib"]
 
   spec.add_development_dependency "bundler", "~> 1.17"
+  spec.add_development_dependency "gem-release", "~> 2.1"
+  spec.add_development_dependency "github_changelog_generator", "~> 1.15"
   spec.add_development_dependency "rake", "~> 10.0"
   spec.add_development_dependency "rspec", "~> 3.0"
   spec.add_development_dependency "rspec_junit_formatter", '~> 0.4.1'
   spec.add_development_dependency "rubocop", '~> 0.70.0'
   spec.add_development_dependency "rubocop-performance", '~> 1.3'