bin/onering in onering-client-0.0.20 vs bin/onering in onering-client-0.0.21

@@ -209,10 +209,9 @@
     :host    => ENV['ONERING_URL'],
     :pemfile => ENV['ONERING_PEM']
   })
 
   call.usage = "onering call path/to/endpoint"
-  call.arity = 1
   call.opt :as_txt, '-t', '--as-text', "Return the results as text"
   call.opt :method, '-m', '--method', "The HTTP method to use for the call (default: GET)"
   call.opt :opts,   '-o', '--option KEY:VALUE', Array, "A comma-separated list of key:value querystrings to pass with the request"
 
   call.exec do
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