diff --git a/requirements.txt b/requirements.txt
index 07e2515..a8d9658 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -23,7 +23,7 @@ itsdangerous==1.1.0
 jedi==0.13.1
 Jinja2==2.10
 loguru==0.2.5
-lxml==4.3.0
+lxml==4.6.5
 MarkupSafe==1.1.0
 nsepy==0.7
 numpy==1.15.4