diff --git a/poetry.lock b/poetry.lock
index ef693d8..56b8972 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -495,7 +495,7 @@ dev = ["codecov (>=2.0.15)", "colorama (>=0.3.4)", "flake8 (>=3.7.7)", "tox (>=3
 
 [[package]]
 name = "lxml"
-version = "4.6.5"
+version = "4.9.1"
 description = "Powerful and Pythonic XML processing library combining libxml2/libxslt with the ElementTree API."
 category = "main"
 optional = false
@@ -1278,7 +1278,7 @@ testing = ["pytest (>=4.6)", "pytest-checkdocs (>=2.4)", "pytest-flake8", "pytes
 [metadata]
 lock-version = "1.1"
 python-versions = "^3.6"
-content-hash = "3ae274a80a065cf885541f8317d69babdddac83a2cbc76583b5c0bb24595c158"
+content-hash = "dd122b6f276c5d29dc59cd00b567e01b24acdf805d5f339aa52c9440161f1b25"
 
 [metadata.files]
 aiocontextvars = [
@@ -1613,66 +1613,76 @@ loguru = [
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diff --git a/pyproject.toml b/pyproject.toml
index 1d28a4d..200d002 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -30,7 +30,7 @@ include = [
 python = "^3.6"
 cryptography = "3.3.2"
 napalm = "^3.0"
-lxml = "4.6.5"
+lxml = "4.9.1"
 pan-python = "*"
 netmiko = "^3.3.2"
 requests-toolbelt = "*"