       </plan>
       """
 
-    put "plans/#{data.code}", xml, (err, res)->
+    PUT "plans/#{data.code}", xml, (err, res)->
       callback err, unless err then createPlanObject res.plan
 
   @deletePlan: (data, callback)->
-    del "plans/#{data.code}", callback
+    DEL "plans/#{data.code}", callback
 
   #
   # SUBSCRIPTIONS

  # if not manually charged with this method, those will be automatically charged
  # on subscription's renewal (typically monthly)
  @chargePending: (accountCode, callback)->
    post "accounts/#{accountCode}/invoices", '', (err, res)->
      callback err, unless err then createTransactionObject res.transaction

  #

    feeInterval : parseInt plan.plan_interval_length[0]._, 10

  @fetchPlans: (callback) ->
    GET 'plans', (err, res) ->
      return callback err  if err

      plans = []
