ladder_drive.gemspec in ladder_drive-0.6.4 vs ladder_drive.gemspec in ladder_drive-0.6.5

@@ -12,16 +12,19 @@
   spec.summary       = %q{The ladder_drive is a simple abstract ladder for PLC (Programmable Logic Controller). Formerly known as 'escalator'.}
   spec.description   = %q{We aim to design abstraction ladder which is able to run on any PLC with same ladder source or binary and prepare full stack tools.}
   spec.homepage      = "https://github.com/ito-soft-design/ladder_drive"
   spec.license       = "MIT"
 
-  spec.add_runtime_dependency 'thor', '~> 0'
-  spec.add_runtime_dependency 'activesupport', '~> 5.0'#, '>= 4.2.7'
-  spec.add_runtime_dependency 'ffi', '~> 1.9.24', '>= 1.9.24'
-  spec.add_runtime_dependency 'pi_piper', '~> 2.0', '>= 2.0.0'
-  spec.add_runtime_dependency 'serialport'
-  spec.add_runtime_dependency 'google_drive', '~> 3.0'
-  spec.add_runtime_dependency 'ruby-trello', '~>2.1'
+  spec.add_runtime_dependency 'thor',           '~> 0'
+  spec.add_runtime_dependency 'activesupport',  '~> 4.0'
+  spec.add_runtime_dependency 'ffi',            '~> 1.9', '>= 1.9.24'
+  spec.add_runtime_dependency 'pi_piper',       '~> 2.0', '>= 2.0.0'
+
+  spec.add_runtime_dependency 'serialport',     '~> 1.3', '>= 1.3.1'
+  spec.add_runtime_dependency 'ambient_iot',    '~> 0.1', '>= 0.1.1'
+  spec.add_runtime_dependency 'google_drive',   '~> 3.0', '>= 3.0.3'
+  spec.add_runtime_dependency 'ruby-trello',    '~>2.1'
+  spec.add_runtime_dependency 'dotenv',    '~>2.1'
 
   spec.required_ruby_version = '>= 2.3.3'
 
   spec.files         = `git ls-files -z`.split("\x0").reject { |f| f.match(%r{^(test|spec|features)/}) }
   spec.bindir        = "exe"