monkeyengine.gemspec in MonkeyEngine-2.0.2 vs monkeyengine.gemspec in MonkeyEngine-2.0.3

@@ -23,16 +23,16 @@
   spec.files         = `git ls-files`.split($INPUT_RECORD_SEPARATOR)
   spec.executables   = spec.files.grep(%r{^bin/}) { |f| File.basename(f) }
   spec.test_files    = spec.files.grep(%r{^(test|spec|features)/})
   spec.require_paths = ['lib']
 
-  spec.add_development_dependency 'bundler', '~> 2.4', '>= 2.4.21'
-  spec.add_development_dependency 'colorize', '~> 0.8.1'
-  spec.add_development_dependency 'pry-byebug', '~> 3.9'
-  spec.add_development_dependency 'rake', '~> 13.0', '>= 13.0.6'
-  spec.add_development_dependency 'redcarpet', '~> 2.3', '>= 2.3.0'
-  spec.add_development_dependency 'rspec', '~> 3.10'
-  spec.add_development_dependency 'yard', '~> 0.9.28'
+  spec.add_development_dependency 'bundler', '>= 2.4', '< 3.0'
+  spec.add_development_dependency 'colorize', '>= 0.8.1', '< 1.0'
+  spec.add_development_dependency 'pry-byebug', '>= 3.9', '< 4.0'
+  spec.add_development_dependency 'rake', '>= 13.0', '< 14.0'
+  spec.add_development_dependency 'redcarpet', '>= 2.3', '< 3.0'
+  spec.add_development_dependency 'rspec', '>= 3.10', '< 4.0'
+  spec.add_development_dependency 'yard', '>= 0.9.28', '< 1.0'
 
-  spec.add_runtime_dependency 'LittleWeasel', '~> 5.0', '>= 5.0.3'
-  spec.add_runtime_dependency 'ProtectedConstructor', '~> 2.0', '>= 2.0.3'
+  spec.add_runtime_dependency 'LittleWeasel', '>= 5.0', '< 6.0'
+  spec.add_runtime_dependency 'ProtectedConstructor', '>= 2.0', '< 3.0'
 end