diff --git a/requirements.txt b/requirements.txt
index 14483e52..ebf2b223 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 decorator==4.1.2
-lxml==4.2.3
+lxml==4.6.3
 requests==2.20.0
 six==1.10.0
 PyJWT==2.1.0