diff --git a/src/sonic-config-engine/setup.py b/src/sonic-config-engine/setup.py
index 50cd296dcc..aa340995b6 100644
--- a/src/sonic-config-engine/setup.py
+++ b/src/sonic-config-engine/setup.py
@@ -7,7 +7,7 @@ from setuptools import setup
 dependencies = [
     'bitarray==1.5.3',
     'ipaddress==1.0.23',
-    'lxml==4.6.5',
+    'lxml==4.9.1',
     'netaddr==0.8.0',
     'pyyaml==5.4.1',
     'sonic-py-common',