diff --git a/coderay.gemspec b/coderay.gemspec
index 14500ad9..9aba34eb 100644
--- a/coderay.gemspec
+++ b/coderay.gemspec
@@ -28,6 +28,6 @@ Gem::Specification.new do |s|
   s.executables   = `git ls-files -- bin/*`.split("\n").map { |f| File.basename(f) }
   s.require_paths = ['lib']
   
-  s.rdoc_options      = '-SNw2', "-m#{readme_file}", '-t CodeRay Documentation'
+  s.rdoc_options      = '-Nw2', "-m#{readme_file}", '-t CodeRay Documentation'
   s.extra_rdoc_files  = readme_file
 end