diff --git a/alchemy_cms.gemspec b/alchemy_cms.gemspec
index cb7cf93bb2..900c4eafe2 100644
--- a/alchemy_cms.gemspec
+++ b/alchemy_cms.gemspec
@@ -29,7 +29,7 @@ Gem::Specification.new do |gem|
     activesupport
     railties
   ].each do |rails_gem|
-    gem.add_runtime_dependency rails_gem, [">= 6.0", "< 6.2"]
+    gem.add_runtime_dependency rails_gem, [">= 6.0", "< 6.1.5"]
   end
 
   gem.add_runtime_dependency "active_model_serializers", ["~> 0.10.0"]