diff --git a/requirements.txt b/requirements.txt
index 7af68eb..83712e9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -30,7 +30,7 @@ jupyter-client==6.1.3
 jupyter-core==4.6.3
 kiwisolver==1.1.0
 langdetect==1.0.8
-lxml==4.5.0
+lxml==4.6.5
 MarkupSafe==1.1.1
 matplotlib==3.2.1
 mistune==0.8.4