diff --git a/pip-requirements.txt b/pip-requirements.txt
index 2771e4a..3b066a1 100644
--- a/pip-requirements.txt
+++ b/pip-requirements.txt
@@ -1,4 +1,4 @@
 python-dateutil>=2.2
-lxml==3.7.2
+lxml==6.0.0
 six>=1.7.2
 wget==3.2