diff --git a/wine-quality/resources/requirements.txt b/wine-quality/resources/requirements.txt
index 3ce503a..564f1bb 100644
--- a/wine-quality/resources/requirements.txt
+++ b/wine-quality/resources/requirements.txt
@@ -34,7 +34,7 @@ jupyter-nbextensions-configurator==0.4.1
 kiwisolver==1.1.0
 lazy-object-proxy==1.4.2
 llvmlite==0.29.0
-lxml==4.4.1
+lxml==4.6.2
 MarkupSafe==1.1.1
 matplotlib==3.1.0
 mccabe==0.6.1