diff --git a/.ruby-version b/.ruby-version
new file mode 100644
index 0000000..ccbccc3
--- /dev/null
+++ b/.ruby-version
@@ -0,0 +1 @@
+2.2.0
diff --git a/deploygate.gemspec b/deploygate.gemspec
index 9fb907f..f0427eb 100644
--- a/deploygate.gemspec
+++ b/deploygate.gemspec
@@ -22,14 +22,14 @@ POST_INSTALL_MESSAGE
 
   spec.add_dependency 'json', '~> 1.8.2'
   spec.add_dependency 'httpclient', '~> 2.2.5'
-  spec.add_dependency 'commander', '~> 4.3.5'
+  spec.add_dependency 'commander', '~> 4.4.0'
   spec.add_dependency 'plist', '~> 3.1.0'
   spec.add_dependency 'xcodeproj', '~> 0.28.2'
-  spec.add_dependency 'github_issue_request', '~> 0.0.2'
+  spec.add_dependency 'github_issue_request', '~> 0.1.0'
   spec.add_dependency 'highline', '~> 1.7.8'
   spec.add_dependency 'uuid', '~> 2.3.8'
   spec.add_dependency 'gem_update_checker', '~> 0.2.0'
-  spec.add_dependency 'activesupport', '~> 4.2.4'
+  spec.add_dependency 'activesupport', '~> 4.2.7.1'
   spec.add_dependency 'i18n'
   spec.add_dependency 'launchy'
   spec.add_dependency 'locale'
@@ -38,9 +38,9 @@ POST_INSTALL_MESSAGE
   spec.add_dependency 'workers'
 
   # ios build
-  spec.add_dependency 'gym', '~> 1.7.0'
-  spec.add_dependency 'spaceship', '~> 0.28.0'
-  spec.add_dependency 'sigh', '~> 1.8.0'
+  spec.add_dependency 'gym', '~> 1.8.0'
+  spec.add_dependency 'spaceship', '~> 0.32.0'
+  spec.add_dependency 'sigh', '~> 1.10.0'
 
   spec.add_development_dependency "bundler", "~> 1.3"
   spec.add_development_dependency "rake"
diff --git a/lib/deploygate/version.rb b/lib/deploygate/version.rb
index f22c7b7..9ce7bd0 100644
--- a/lib/deploygate/version.rb
+++ b/lib/deploygate/version.rb
@@ -1,3 +1,3 @@
 module DeployGate
-  VERSION = "0.3.0"
+  VERSION = "0.3.1"
 end