diff --git a/doorkeeper.gemspec b/doorkeeper.gemspec
index 255d1bf95..469bfd1f4 100644
--- a/doorkeeper.gemspec
+++ b/doorkeeper.gemspec
@@ -50,7 +50,7 @@ Gem::Specification.new do |gem|
   gem.add_development_dependency "coveralls_reborn"
   gem.add_development_dependency "database_cleaner", "~> 2.0"
   gem.add_development_dependency "factory_bot", "~> 6.0"
-  gem.add_development_dependency "generator_spec", "~> 0.9.3"
+  gem.add_development_dependency "generator_spec", "~> 0.10.0"
   gem.add_development_dependency "grape"
   gem.add_development_dependency "rake", ">= 11.3.0"
   gem.add_development_dependency "rspec-rails"