```ruby
# -*- encoding: utf-8 -*-

$:.unshift File.expand_path("../lib", __FILE__)
require "active_model/serializers/version"

Gem::Specification.new do |gem|
  gem.authors       = ["José Valim", "Yehuda Katz"]
  gem.email         = ["jose.valim@gmail.com", "wycats@gmail.com"]
  gem.description   = %q{Making it easy to serialize models for client-side use}
  gem.summary       = %q{Bringing consistency and object orientation to model serialization. Works great for client-side MVC frameworks!}
  gem.homepage      = "https://github.com/josevalim/active_model_serializers"

  gem.executables   = `git ls-files -- bin/*`.split("\n").map{ |f| File.basename(f) }
  gem.files         = `git ls-files`.split("\n")
  gem.test_files    = `git ls-files -- {test,spec,features}/*`.split("\n")
  gem.name          = "active_model_serializers"
  gem.require_paths = ["lib"]
  gem.version       = ActiveModel::Serializer::VERSION

  gem.add_dependency 'activemodel', '>= 3.0'
  gem.add_development_dependency "rails", ">= 3.0"
  gem.add_development_dependency "pry"
  gem.add_development_dependency "simplecov"
end
```

Change gem.homepage to new location
user
```ruby
# -*- encoding: utf-8 -*-

$:.unshift File.expand_path("../lib", __FILE__)
require "active_model/serializers/version"

Gem::Specification.new do |gem|
  gem.authors       = ["José Valim", "Yehuda Katz"]
  gem.email         = ["jose.valim@gmail.com", "wycats@gmail.com"]
  gem.description   = %q{Making it easy to serialize models for client-side use}
  gem.summary       = %q{Bringing consistency and object orientation to model serialization. Works great for client-side MVC frameworks!}
  gem.homepage      = "https://github.com/rails-api/active_model_serializers"

  gem.executables   = `git ls-files -- bin/*`.split("\n").map{ |f| File.basename(f) }
  gem.files         = `git ls-files`.split("\n")
  gem.test_files    = `git ls-files -- {test,spec,features}/*`.split("\n")
  gem.name          = "active_model_serializers"
  gem.require_paths = ["lib"]
  gem.version       = ActiveModel::Serializer::VERSION

  gem.add_dependency 'activemodel', '>= 3.0'
  gem.add_development_dependency "rails", ">= 3.0"
  gem.add_development_dependency "pry"
  gem.add_development_dependency "simplecov"
end
```
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