diff --git a/gitlab-cn/docker/requirements.txt b/gitlab-cn/docker/requirements.txt
index a6a07b95..f7ff6a7c 100644
--- a/gitlab-cn/docker/requirements.txt
+++ b/gitlab-cn/docker/requirements.txt
@@ -1,4 +1,4 @@
 beautifulsoup4==4.6.0
-lxml==4.2.2
+lxml==4.6.3
 requests==2.20.0
 urllib3==1.24.2