diff --git a/rails_admin.gemspec b/rails_admin.gemspec
index c6e5b87dd1..4dadba68ee 100644
--- a/rails_admin.gemspec
+++ b/rails_admin.gemspec
@@ -12,7 +12,7 @@ Gem::Specification.new do |spec|
   spec.add_dependency 'kaminari', '>= 0.14', '< 2.0'
   spec.add_dependency 'nested_form', '~> 0.3'
   spec.add_dependency 'rack-pjax', '>= 0.7'
-  spec.add_dependency 'rails', ['>= 5.0', '< 7']
+  spec.add_dependency 'rails', '>= 5.0'
   spec.add_dependency 'remotipart', '~> 1.3'
   spec.add_dependency 'sassc-rails', ['>= 1.3', '< 3']
   spec.add_dependency 'activemodel-serializers-xml', '>= 1.0'