diff --git a/requirements.txt b/requirements.txt
index a884847..3219cd2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 beautifulsoup4==4.4.1
 bs4==0.0.1
 httplib2==0.9.2
-lxml==3.6.1
+lxml==4.6.5
 MarkupSafe==0.23
 nose==1.3.7
 numpy==1.11.0