```ruby
$:.push File.expand_path("../lib", __FILE__)

require 'castle-rb/version'

Gem::Specification.new do |s|
  s.name        = 'castle-rb'
  s.version     = Castle::VERSION
  s.summary     = "Castle"
  s.description = "Secure your authentication stack with real-time monitoring, instantly notifying you and your users on potential account hijacks"
  s.authors     = ["Johan"]
  s.email       = 'johan@castle.io'
  s.homepage    = 'https://castle.io'
  s.license     = 'MIT'

  s.files       = Dir["{app,config,db,lib}/**/*"] + ["README.md"]
  s.test_files  = Dir["spec/**/*"]
  s.require_paths = ['lib']

  s.add_dependency "her", "~> 0.7.2"
  s.add_dependency "faraday_middleware", "~> 0.9.1"
  s.add_dependency "multi_json", "~> 1.0"
  s.add_dependency "jwt", "~> 1.2.0"
  s.add_dependency "request_store", "~> 1.1"
  s.add_dependency "activesupport", ">= 3"

  s.add_development_dependency "rspec"
  s.add_development_dependency "rack"
  s.add_development_dependency "webmock"
  s.add_development_dependency "vcr"
  s.add_development_dependency "timecop"
  s.add_development_dependency "coveralls", "~> 0.7.2"
end
```

Upgrade Her to accommodate security fixes
user
```ruby
$:.push File.expand_path("../lib", __FILE__)

require 'castle-rb/version'

Gem::Specification.new do |s|
  s.name        = 'castle-rb'
  s.version     = Castle::VERSION
  s.summary     = "Castle"
  s.description = "Secure your authentication stack with real-time monitoring, instantly notifying you and your users on potential account hijacks"
  s.authors     = ["Johan"]
  s.email       = 'johan@castle.io'
  s.homepage    = 'https://castle.io'
  s.license     = 'MIT'

  s.files       = Dir["{app,config,db,lib}/**/*"] + ["README.md"]
  s.test_files  = Dir["spec/**/*"]
  s.require_paths = ['lib']

  s.add_dependency "her", "~> 0.7.6"
  s.add_dependency "faraday_middleware", "~> 0.9.1"
  s.add_dependency "multi_json", "~> 1.0"
  s.add_dependency "jwt", "~> 1.2.0"
  s.add_dependency "request_store", "~> 1.1"
  s.add_dependency "activesupport", ">= 3"

  s.add_development_dependency "rspec"
  s.add_development_dependency "rack"
  s.add_development_dependency "webmock"
  s.add_development_dependency "vcr"
  s.add_development_dependency "timecop"
  s.add_development_dependency "coveralls", "~> 0.7.2"
end
```
assistant