diff --git a/lib/consumer.js b/lib/consumer.js
index 14f4b6d..6abb946 100644
--- a/lib/consumer.js
+++ b/lib/consumer.js
@@ -188,9 +188,9 @@ class Consumer {
             url: task.url,
             targets: task.targets,
             actions: task.actions,
-            userAgent: task.userAgent,
-            deviceType: task.deviceType,
-            customHeaders: task.customHeaders
+            userAgent: this.userAgent,
+            deviceType: this.deviceType,
+            customHeaders: this.customHeaders,
         };
         let spider = new Spider(sOpt);
         spider.parseHtml = this.beforeParseHtml;