Gemfile in intercom-3.5.23 vs Gemfile in intercom-3.5.24

@@ -6,9 +6,6 @@
 group :development, :test do
   platforms :jruby do
     gem 'json-jruby'
     gem 'jruby-openssl'
   end
-  platforms :ruby_18 do
-    gem 'json_pure'
-  end
 end