```ruby
# -*- encoding: utf-8 -*-
$:.push File.expand_path("../lib", __FILE__)
require File.expand_path('../lib/middleman-imageoptim/version', __FILE__)

Gem::Specification.new do |gem|
  gem.name          = Middleman::Imageoptim::PACKAGE
  gem.version       = Middleman::Imageoptim::VERSION
  gem.platform      = Gem::Platform::RUBY
  gem.authors       = ["Justin Morris"]
  gem.email         = ["desk@pixelbloom.com"]
  gem.homepage      = "https://github.com/plasticine/middleman-imageoptim"
  gem.summary       = %q{Small images are small! Compress yours during middleman build.}
  gem.description   = %q{Small images are small! Compress yours during middleman build.}
  gem.license       = 'MIT'
  gem.files         = `git ls-files`.split("\n")
  gem.executables   = `git ls-files -- bin/*`.split("\n").map{ |f| File.basename(f) }
  gem.require_paths = ["lib"]

  gem.add_dependency "middleman-core", [">= 3.0"]
  gem.add_dependency "image_optim", "~> 0.9.1"

  gem.add_development_dependency "rspec"
  gem.add_development_dependency "rake"
  gem.add_development_dependency "cucumber"
  gem.add_development_dependency "simplecov"
  gem.add_development_dependency "coveralls"
  gem.add_development_dependency "cane"
end
```

Bump image_optim from 0.9.1 to 0.10.2
user
```ruby
# -*- encoding: utf-8 -*-
$:.push File.expand_path("../lib", __FILE__)
require File.expand_path('../lib/middleman-imageoptim/version', __FILE__)

Gem::Specification.new do |gem|
  gem.name          = Middleman::Imageoptim::PACKAGE
  gem.version       = Middleman::Imageoptim::VERSION
  gem.platform      = Gem::Platform::RUBY
  gem.authors       = ["Justin Morris"]
  gem.email         = ["desk@pixelbloom.com"]
  gem.homepage      = "https://github.com/plasticine/middleman-imageoptim"
  gem.summary       = %q{Small images are small! Compress yours during middleman build.}
  gem.description   = %q{Small images are small! Compress yours during middleman build.}
  gem.license       = 'MIT'
  gem.files         = `git ls-files`.split("\n")
  gem.executables   = `git ls-files -- bin/*`.split("\n").map{ |f| File.basename(f) }
  gem.require_paths = ["lib"]

  gem.add_dependency "middleman-core", [">= 3.0"]
  gem.add_dependency "image_optim", "~> 0.10.2"

  gem.add_development_dependency "rspec"
  gem.add_development_dependency "rake"
  gem.add_development_dependency "cucumber"
  gem.add_development_dependency "simplecov"
  gem.add_development_dependency "coveralls"
  gem.add_development_dependency "cane"
end
```
assistant