Gemfile in backlog_kit-0.13.0 vs Gemfile in backlog_kit-0.14.0

@@ -1,4 +1,7 @@
 source 'https://rubygems.org'
 
-# Specify your gem's dependencies in backlog_kit.gemspec
 gemspec
+
+if Gem::Version.create(RUBY_VERSION) < Gem::Version.create('2.2.2')
+  gem 'activesupport', '< 5.0.0'
+end