diff --git a/requirements.txt b/requirements.txt
index 9978534..0970630 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ altgraph==0.16.1
 beautifulsoup4==4.7.1
 bs4==0.0.1
 future==0.17.1
-lxml==4.3.4
+lxml==4.6.5
 macholib==1.11
 pefile==2019.4.18
 PyInstaller==3.4