diff --git a/gemfiles/mongoid-9.0.gemfile b/gemfiles/mongoid-9.0.gemfile
new file mode 100644
index 0000000..2ae32f4
--- /dev/null
+++ b/gemfiles/mongoid-9.0.gemfile
@@ -0,0 +1,6 @@
+source 'https://rubygems.org'
+
+gem 'mongoid', '~> 9.0.0'
+gem 'rails', '~> 7.0'
+
+gemspec path: '../'
diff --git a/mongoid-grid_fs.gemspec b/mongoid-grid_fs.gemspec
index 223aef7..d813606 100644
--- a/mongoid-grid_fs.gemspec
+++ b/mongoid-grid_fs.gemspec
@@ -24,5 +24,5 @@ Gem::Specification.new do |spec|
   spec.add_development_dependency 'rubocop', '~> 1.36.0'
 
   spec.add_dependency 'mime-types', '>= 1.0', '< 4.0'
-  spec.add_dependency 'mongoid',    '>= 3.0', '< 9.0'
+  spec.add_dependency 'mongoid',    '>= 3.0', '< 10.0'
 end