diff --git a/poetry.lock b/poetry.lock
index da5af6a..6d0c59d 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -508,7 +508,7 @@ python-versions = "*"
 
 [[package]]
 name = "pyupgrade"
-version = "2.21.2"
+version = "2.23.0"
 description = "A tool to automatically upgrade syntax for newer versions."
 category = "dev"
 optional = false
@@ -806,7 +806,7 @@ testing = ["pytest (>=4.6)", "pytest-checkdocs (>=1.2.3)", "pytest-flake8", "pyt
 [metadata]
 lock-version = "1.1"
 python-versions = ">=3.6.1,<4.0"
-content-hash = "53416e6dc4cb494aa3d678fd0cc65ef7e5919bca4d6f948196b6fa7c5dbff41a"
+content-hash = "5adcbeab28c366db58a24db333eb36ac8f0d91d7d36306879067b19fa1680b4a"
 
 [metadata.files]
 alabaster = [
@@ -1115,8 +1115,8 @@ pytz = [
     {file = "pytz-2021.1.tar.gz", hash = "sha256:83a4a90894bf38e243cf052c8b58f381bfe9a7a483f6a9cab140bc7f702ac4da"},
 ]
 pyupgrade = [
-    {file = "pyupgrade-2.21.2-py2.py3-none-any.whl", hash = "sha256:0b923ec80a835f199a41572e184718b5b748f780144956aa8a88c1b10410339b"},
-    {file = "pyupgrade-2.21.2.tar.gz", hash = "sha256:9f2d20dc75383a509eb0f15326f33ab3f3707958e1570df72f85bf77bb8a8935"},
+    {file = "pyupgrade-2.23.0-py2.py3-none-any.whl", hash = "sha256:24535b6c3efc86b0a72b1cac627a852ad394a514823cd9e96c3442364e96e152"},
+    {file = "pyupgrade-2.23.0.tar.gz", hash = "sha256:c22beaf4d4fe5d1cd3b57028ee3de7393e537eeb41a9ba70d2cc531db9fdc244"},
 ]
 pyyaml = [
     {file = "PyYAML-5.4.1-cp27-cp27m-macosx_10_9_x86_64.whl", hash = "sha256:3b2b1824fe7112845700f815ff6a489360226a5609b96ec2190a45e62a9fc922"},
diff --git a/pyproject.toml b/pyproject.toml
index 57b9585..a8bac1f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -34,7 +34,7 @@ isort = "^5.9.2"
 pydocstyle = "^6.1.1"
 coverage = "^5.5"
 pre-commit = "^2.13.0"
-pyupgrade = "^2.21.2"
+pyupgrade = "^2.23.0"
 Sphinx = "^4.1.1"
 sphinx-autobuild = "^2021.3.14"
 pytest = "^6.2.4"