phantomjs.gemspec in phantomjs-1.8.1.1 vs phantomjs.gemspec in phantomjs-1.9.2.0

@@ -6,11 +6,10 @@
   gem.email         = ["christoph at olszowka.de"]
   gem.description   = %q{Auto-install phantomjs on demand for current platform. Comes with poltergeist integration.}
   gem.summary       = %q{Auto-install phantomjs on demand for current platform. Comes with poltergeist integration.}
   gem.homepage      = "https://github.com/colszowka/phantomjs-gem"
 
-  gem.add_runtime_dependency 'poltergeist'
-
+  gem.add_development_dependency 'poltergeist'
   gem.add_development_dependency 'rspec', ">= 2.11.0"
   gem.add_development_dependency 'simplecov'
   gem.add_development_dependency 'rake'
 
   gem.files         = `git ls-files`.split($\)