diff --git a/vendor/gems/RocketAMF-1.0.0/RocketAMF.gemspec b/vendor/gems/RocketAMF-1.0.0/RocketAMF.gemspec
index 2c4182f0..d285d2ff 100644
--- a/vendor/gems/RocketAMF-1.0.0/RocketAMF.gemspec
+++ b/vendor/gems/RocketAMF-1.0.0/RocketAMF.gemspec
@@ -14,7 +14,6 @@ Gem::Specification.new do |s|
   s.extensions    = Dir[*["ext/**/extconf.rb"]]
   s.require_paths = ["lib"]
 
-  s.has_rdoc         = true
   s.extra_rdoc_files = ['README.rdoc']
   s.rdoc_options     = ['--line-numbers', '--main', 'README.rdoc']
 end
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