diff --git a/requirements.txt b/requirements.txt
index fee63a8..802b432 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,7 +10,7 @@ hiredis==1.0.0
 hyperlink==19.0.0
 idna==2.8
 incremental==17.5.0
-lxml==4.4.1
+lxml==4.6.3
 parsel==1.5.2
 pyasn1==0.4.7
 pyasn1-modules==0.2.6
diff --git a/requirements_dev.txt b/requirements_dev.txt
index ba0e5ec..8b9b7a2 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -11,7 +11,7 @@ hyperlink==19.0.0
 idna==2.8
 importlib-metadata==0.23
 incremental==17.5.0
-lxml==4.4.1
+lxml==4.6.3
 more-itertools==7.2.0
 packaging==19.2
 parsel==1.5.2