diff --git a/activerecord/activerecord.gemspec b/activerecord/activerecord.gemspec
index d397c9e016..8075008574 100644
--- a/activerecord/activerecord.gemspec
+++ b/activerecord/activerecord.gemspec
@@ -24,5 +24,5 @@ Gem::Specification.new do |s|
   s.add_dependency 'activesupport', version
   s.add_dependency 'activemodel',   version
 
-  s.add_dependency 'arel', '~> 5.0.0'
+  s.add_dependency 'arel', '~> 6.0.0'
 end