diff --git a/crawler/crawler/spiders/ImgCrawler.py b/crawler/crawler/spiders/ImgCrawler.py
index d4ff5b7..9b596a5 100644
--- a/crawler/crawler/spiders/ImgCrawler.py
+++ b/crawler/crawler/spiders/ImgCrawler.py
@@ -1,9 +1,9 @@
-from scrapy.spider import Spider
+from scrapy.spider import BaseSpider
 from scrapy.http import Request
 from crawler.items import CrawlerItem
 import re
 
-class Crawler(Spider):
+class Crawler(BaseSpider):
 	name = 'img'
 	allowed_domains = ['www.cs.tsinghua.edu.cn']
 	start_urls = ['http://www.cs.tsinghua.edu.cn']
--
libgit2 0.21.2