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telegram-bot.gemspec

@@ -23,6 +23,6 @@ Gem::Specification.new do |spec|
   spec.add_dependency 'activesupport', '>= 4.0', '< 6.0'
   spec.add_dependency 'httpclient', '~> 2.7'
 
-  spec.add_development_dependency 'bundler', '~> 1.11'
+  spec.add_development_dependency 'bundler', '~> 1.16'
   spec.add_development_dependency 'rake', '~> 10.0'
 end