adminpanel.gemspec in adminpanel-3.4.6 vs adminpanel.gemspec in adminpanel-3.4.7

@@ -21,10 +21,10 @@
 
   spec.required_ruby_version = '>= 2.2.3'
 
   spec.requirements  << 'imagemagick installed'
 
-  spec.add_runtime_dependency 'rails',       '>= 5.0', '< 5.2'
+  spec.add_runtime_dependency 'rails',       '>= 5.0', '< 6'
   spec.add_runtime_dependency 'mini_magick', '4.3.6'
   spec.add_runtime_dependency 'bcrypt',      '~> 3.1',   '>= 3.1.7'
   spec.add_runtime_dependency 'carrierwave', '~> 0.10',  '>= 0.10.0'
   spec.add_runtime_dependency 'cancancan',   '~> 1.16.0'
   spec.add_runtime_dependency 'friendly_id', '~> 5.1.0',   '>= 5.1.0'