diff --git a/twitter.gemspec b/twitter.gemspec
index 3138597df..7da8cc449 100644
--- a/twitter.gemspec
+++ b/twitter.gemspec
@@ -9,7 +9,7 @@ Gem::Specification.new do |spec|
   spec.add_dependency 'equalizer', ['~> 0.0.7', '!= 0.0.8']
   spec.add_dependency 'faraday', ['>= 0.8', '< 0.10']
   spec.add_dependency 'http', '~> 0.5.0'
-  spec.add_dependency 'http_parser.rb', '~> 0.5.0'
+  spec.add_dependency 'http_parser.rb', '~> 0.6.0'
   spec.add_dependency 'json', '~> 1.8'
   spec.add_dependency 'memoizable', '~> 0.2.0'
   spec.add_dependency 'simple_oauth', '~> 0.2.0'