diff --git a/requirements.txt b/requirements.txt
index 0656914..9ec916c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ certifi==2017.7.27.1
 chardet==3.0.4
 execnet==1.4.1
 idna==2.5
-lxml==3.8.0
+lxml==4.6.5
 multidict==3.1.3
 namedlist==1.7
 py==1.4.34