diff --git a/requirements.txt b/requirements.txt
index 150f82b6..111f7ee5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -23,7 +23,7 @@ jedi==0.16.0
 joblib==0.14.1
 kiwisolver==1.1.0
 lazy-object-proxy==1.4.3
-lxml==4.5.0
+lxml==4.6.2
 matplotlib==3.1.2
 mccabe==0.6.1
 mercurial==5.2.2