spotify.gemspec in spotify-7.0.0 vs spotify.gemspec in spotify-7.0.1

@@ -19,6 +19,7 @@
   
   gem.add_dependency 'ffi', '~> 1.0.0'
   gem.add_development_dependency 'yard'
   gem.add_development_dependency 'rbgccxml'
   gem.add_development_dependency 'minitest', '~> 2.0.0'
+  gem.add_development_dependency 'bundler', '~> 1.0.0'
 end
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