fernet.gemspec in fernet-1.4 vs fernet.gemspec in fernet-1.5

@@ -13,9 +13,7 @@
   gem.test_files    = gem.files.grep(%r{^(test|spec|features)/})
   gem.name          = "fernet"
   gem.require_paths = ["lib"]
   gem.version       = Fernet::VERSION
 
-  gem.add_dependency "yajl-ruby"
-
   gem.add_development_dependency "rspec"
 end