Gemfile in asana_exception_notifier-0.3.6 vs Gemfile in asana_exception_notifier-0.3.7

@@ -1,9 +1,9 @@
 source 'http://rubygems.org'
 
 gemspec
 
-if RUBY_VERSION >= "2.2.0"
+if RUBY_VERSION >= '2.2.0'
   gem 'activesupport', '>= 4.0', '>= 4.0'
 else
   gem 'activesupport', '>= 4.0', '< 5.0'
 end