@@ -99,7 +99,7 @@ Exchange.prototype._onMethod = function (channel, method, args) {
             , type:       this.options.type || 'topic'
             , passive:    !!this.options.passive
             , durable:    !!this.options.durable
-            , auto_delete: !!this.options.autoDelete
+            , autoDelete: !!this.options.autoDelete
             , internal:   !!this.options.internal
             , noWait:     false
             , "arguments":this.options.arguments || {}
@@ -424,4 +424,3 @@ Exchange.prototype._confirmSelect = function(channel) {
 Exchange.prototype._readyToPublishWithConfirms = function() {
   return this._sequence != null;
 };
-