diff --git a/requirements.txt b/requirements.txt
index 905626b..26e4de0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -61,7 +61,7 @@ jupyter-core==4.4.0
 kaggle==1.4.7.1
 lazy-object-proxy==1.3.1
 livereload==2.5.2
-lxml==4.2.5
+lxml==4.6.5
 Markdown==3.0.1
 MarkupSafe==1.0
 mccabe==0.6.1