diff --git a/ZhaopinCrawler/requirements.txt b/ZhaopinCrawler/requirements.txt
index 3939c6b..8d49e7c 100644
--- a/ZhaopinCrawler/requirements.txt
+++ b/ZhaopinCrawler/requirements.txt
@@ -1,2 +1,2 @@
 requests==2.22.0
-lxml==4.3.2
\ No newline at end of file
+lxml==4.9.1
\ No newline at end of file