hanami-model.gemspec in hanami-model-1.3.0 vs hanami-model.gemspec in hanami-model-1.3.1

@@ -23,9 +23,9 @@
   spec.add_runtime_dependency 'rom-sql',         '~> 1.3', '>= 1.3.5'
   spec.add_runtime_dependency 'rom-repository',  '~> 1.4'
   spec.add_runtime_dependency 'dry-types',       '~> 0.11.0'
   spec.add_runtime_dependency 'concurrent-ruby', '~> 1.0'
 
-  spec.add_development_dependency 'bundler'
+  spec.add_development_dependency 'bundler', '>= 1.6', '< 3'
   spec.add_development_dependency 'rake',  '~> 12'
   spec.add_development_dependency 'rspec', '~> 3.7'
 end