system-metrics.gemspec in system-metrics-0.1.0 vs system-metrics.gemspec in system-metrics-0.2.0

@@ -19,6 +19,7 @@
 
   s.add_dependency('rails', '~> 3.0.0')
 
   s.add_development_dependency('rspec', '2.5.0')
   s.add_development_dependency('sqlite3-ruby', '1.3.3')
+  s.add_development_dependency('rdoc', '3.8')
 end