diff --git a/kaminari.gemspec b/kaminari.gemspec
index 92df964..8942bb5 100644
--- a/kaminari.gemspec
+++ b/kaminari.gemspec
@@ -11,14 +11,13 @@ Gem::Specification.new do |s|
   s.homepage    = 'https://github.com/amatsuda/kaminari'
   s.summary     = 'A pagination engine plugin for Rails 4+ and other modern frameworks'
   s.description = 'Kaminari is a Scope & Engine based, clean, powerful, agnostic, customizable and sophisticated paginator for Rails 4+'
+  s.license       = "MIT"
 
   s.files         = `git ls-files`.split("\n")
   s.test_files    = `git ls-files -- {test,spec,features}/*`.split("\n")
   s.extra_rdoc_files = ['README.rdoc']
   s.require_paths = ['lib']
 
-  s.licenses = ['MIT']
-
   s.add_dependency 'activesupport', '>= 4.1.0'
   s.add_dependency 'kaminari-core'
   s.add_dependency 'kaminari-actionview'