Rakefile in ziptz-2.0.16 vs Rakefile in ziptz-2.0.17

@@ -12,10 +12,10 @@
 
 task default: :spec
 
 desc 'Open an irb session preloaded with this library'
 task :console do
-  sh 'irb -rubygems -I lib -r ziptz.rb'
+  sh 'irb -r rubygems -I lib -r ziptz.rb'
 end
 
 desc 'Create ziptz db from zipcodes database'
 task :create_ziptz do
   require 'yaml'