exe/tapyrusrbd in tapyrus-0.1.0 vs exe/tapyrusrbd in tapyrus-0.2.0

@@ -14,14 +14,14 @@
 
 end
 
 class Tapyrusrbd < Thor
 
-  class_option :network, aliases: '-n', default: :mainnet
+  class_option :network, aliases: '-n', default: :prod
 
   desc 'start', 'start tapyrusrb daemon.'
   def start
-    network = options['network'] ? options['network'].to_sym : :mainnet
+    network = options['network'] ? options['network'].to_sym : :prod
     Tapyrus.chain_params = network
     FileUtils.mkdir_p(Tapyrus.base_dir)
     execute_daemon(['start', network: network])
   end
 
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