fluent-plugin-twitter.gemspec in fluent-plugin-twitter-0.3.2 vs fluent-plugin-twitter.gemspec in fluent-plugin-twitter-0.4.0

@@ -1,11 +1,11 @@
 # -*- encoding: utf-8 -*-
 $:.push File.expand_path("../lib", __FILE__)
 
 Gem::Specification.new do |s|
   s.name        = "fluent-plugin-twitter"
-  s.version     = "0.3.2"
+  s.version     = "0.4.0"
   s.authors     = ["Kentaro Yoshida"]
   s.email       = ["[e-mail]"]
   s.homepage    = "https://github.com/y-ken/fluent-plugin-twitter"
   s.summary     = %q{Fluentd Input/Output plugin to collect/process tweets with Twitter Streaming API.}
 
@@ -16,6 +16,7 @@
 
   s.add_development_dependency "rake"
   s.add_runtime_dependency "fluentd", [">= 0.10.46"]
   s.add_runtime_dependency "twitter", ">= 5.0.0"
   s.add_runtime_dependency "tweetstream", [">= 2.6.1"]
+  s.add_runtime_dependency "string-scrub" if RUBY_VERSION < "2.1"
 end