diff --git a/requirements.txt b/requirements.txt
index d791134..921de0a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-lxml==4.2.5
+lxml==4.6.3
 six>=1.10.0
 enum_compat==0.0.2
 jsondiff==1.1.2
diff --git a/setup.py b/setup.py
index 0496cee..7d9e899 100644
--- a/setup.py
+++ b/setup.py
@@ -12,7 +12,7 @@
 EXTRAS_REQUIRE['all'] = sorted(set(sum(EXTRAS_REQUIRE.values(), [])))
 
 INSTALL_REQUIRE = [
-    'lxml==4.2.5',
+    'lxml==4.6.3',
     'six>=1.10.0',
     'enum_compat==0.0.2',
     'jsondiff==1.1.2',