grack.gemspec in gitlab-grack-1.1.0 vs grack.gemspec in gitlab-grack-2.0.0.pre

@@ -13,8 +13,8 @@
   gem.test_files    = `git ls-files -- tests/*`.split("\n")
   gem.name          = "gitlab-grack"
   gem.require_paths = ["lib"]
   gem.version       = Grack::VERSION
 
-  gem.add_dependency("rack", "~> 1.4.1")
+  gem.add_dependency("rack", "~> 1.5.1")
   gem.add_development_dependency("mocha", "~> 0.11")
 end