mp3file.gemspec in mp3file-1.1.0 vs mp3file.gemspec in mp3file-1.1.1

@@ -13,10 +13,10 @@
   s.summary     = %q{Reads MP3 headers and returns their information.}
   s.description = %q{Reads MP3 headers and returns their information.}
 
   s.rubyforge_project = "mp3file"
 
-  s.add_development_dependency('rspec')
+  s.add_development_dependency('rspec', '~> 2.0', '< 2.99')
   s.add_development_dependency('rake')
   s.add_development_dependency('pry')
 
   s.add_dependency('bindata', '~> 1.5.0')