amp_helper.gemspec in amp_helper-1.0.0.pre.3 vs amp_helper.gemspec in amp_helper-1.0.0.pre.4

@@ -22,9 +22,9 @@
 
   spec.add_development_dependency 'bundler', '~> 1.13'
   spec.add_development_dependency 'rake', '~> 10.0'
   spec.add_development_dependency 'rspec-rails', '~> 3.0'
   spec.add_development_dependency 'pry', '~> 0.10.4'
-  spec.add_dependency 'rails', '~> 4.1.8'
-  spec.add_dependency 'fastimage', '~> 2.0.1'
-  spec.add_dependency 'carrierwave', '~> 1.0.0.rc'
+  spec.add_dependency 'rails', '>= 4.0'
+  spec.add_dependency 'fastimage', '>= 2.0.1'
+  spec.add_dependency 'carrierwave', '>= 1.0'
 end