diff --git a/requirements.txt b/requirements.txt
index 6589abe..2c8eccd 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -17,7 +17,7 @@ joblib==0.13.2
 Keras-Applications==1.0.8
 Keras-Preprocessing==1.1.0
 kiwisolver==1.1.0
-lxml==4.4.1
+lxml==4.6.2
 Markdown==3.1.1
 matplotlib==3.1.1
 neobolt==1.7.13