killbill-paypal-express.gemspec in killbill-paypal-express-1.4.0 vs killbill-paypal-express.gemspec in killbill-paypal-express-1.4.1

@@ -21,10 +21,10 @@
   s.require_paths = ["lib"]
 
   s.rdoc_options << '--exclude' << '.'
 
   s.add_dependency 'killbill', '~> 1.4.0'
-  s.add_dependency 'activemerchant', '~> 2.0.0'
+  s.add_dependency 'activemerchant', '~> 1.36.0'
   s.add_dependency 'activerecord', '~> 3.2.1'
   s.add_dependency 'sinatra', '~> 1.3.4'
   if defined?(JRUBY_VERSION)
     s.add_dependency 'activerecord-jdbcmysql-adapter', '~> 1.2.9'
   end