diff --git a/flask_prediction_api/requirements.txt b/flask_prediction_api/requirements.txt
index 5322a77..4188b2c 100644
--- a/flask_prediction_api/requirements.txt
+++ b/flask_prediction_api/requirements.txt
@@ -17,7 +17,7 @@ Keras==2.2.5
 Keras-Applications==1.0.8
 Keras-Preprocessing==1.1.0
 kiwisolver==1.1.0
-lxml==4.4.1
+lxml==4.6.3
 Markdown==3.1.1
 MarkupSafe==1.1.1
 matplotlib==3.1.1