jekyll-auth.gemspec in jekyll-auth-1.0.2 vs jekyll-auth.gemspec in jekyll-auth-1.0.3

@@ -15,10 +15,10 @@
   s.require_paths         = ["lib"]
 
   s.add_dependency "jekyll", "~> 2.0"
   s.add_dependency "sinatra-index", "~> 0.0"
   s.add_dependency "sinatra_auth_github", "~> 1.1"
-  s.add_dependency "rack", "1.5.2"
+  s.add_dependency "rack", "~> 1.6"
   s.add_dependency "dotenv", "~> 1.0"
   s.add_dependency "rake", "~> 10.3"
   s.add_dependency "rack-ssl-enforcer", "~> 0.2"
   s.add_dependency "mercenary", "~> 0.3"
   s.add_dependency 'safe_yaml', "~> 1.0"