       skus = _.map uniqueStocksToProcessBySku, (s) =>
         @_summary.emptySKU++ if _.isEmpty s.sku
         # TODO: query also for channel?
-        "\"#{@_escapeSku(s.sku)}\""
+        "#{@_escapeSku(s.sku)}"
       predicate = "sku in (#{skus.join(', ')})"
 
       @client.inventoryEntries.all()

      else throw new Error "Unsupported mode (file extension) for file #{fileName} (use csv or xml)"

  _escapeSku: (sku) ->
    sku.replace(/\\/g, '\\\\').replace(/"/g, '\\"')

  ###
  Elastic.io calls this for each csv row, so each inventory entry will be processed at a time

        else
          Promise.resolve(msg.body.CHANNEL_ID)

      @client.inventoryEntries.where("sku=#{@_escapeSku(msg.body.SKU)}").perPage(1).fetch()
      .then (results) =>
        debug 'Existing entries: %j', results
        existingEntries = results.body.results
