Rakefile in highcharts-rails-5.0.5 vs Rakefile in highcharts-rails-5.0.6

@@ -93,8 +93,7 @@
 
   system "git add CHANGELOG.markdown lib/highcharts/version.rb app/assets"
   system "git commit -m '#{message}'"
 
   # Tag, build and release
-  load 'lib/highcharts/version.rb' # Re-load this so Bundler gets the right version
-  Rake::Task["release"].invoke
+  system "rake release"
 end
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