diff --git a/poetry.lock b/poetry.lock
index 2397ee2..41b645c 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1127,14 +1127,14 @@ dev = ["argcomplete", "attrs (>=19.2)", "hypothesis (>=3.56)", "mock", "requests
 
 [[package]]
 name = "pyupgrade"
-version = "3.19.1"
+version = "3.21.0"
 description = "A tool to automatically upgrade syntax for newer versions."
 optional = false
 python-versions = ">=3.9"
 groups = ["dev"]
 files = [
-    {file = "pyupgrade-3.19.1-py2.py3-none-any.whl", hash = "sha256:8c5b0bfacae5ff30fa136a53eb7f22c34ba007450d4099e9da8089dabb9e67c9"},
-    {file = "pyupgrade-3.19.1.tar.gz", hash = "sha256:d10e8c5f54b8327211828769e98d95d95e4715de632a3414f1eef3f51357b9e2"},
+    {file = "pyupgrade-3.21.0-py2.py3-none-any.whl", hash = "sha256:3a200cdc537980f371b4867f1d662e37166a7869d7713f309c1c3241c310c754"},
+    {file = "pyupgrade-3.21.0.tar.gz", hash = "sha256:3e63a882ec1d16f5621736d938952df3cdc2446501fb049e711415cb8d273960"},
 ]
 
 [package.dependencies]
@@ -1374,4 +1374,4 @@ propcache = ">=0.2.0"
 [metadata]
 lock-version = "2.1"
 python-versions = ">=3.9,<4.0"
-content-hash = "91a0af8815be6a42e8ae4c8da16b702998cae2626664dd10a7635609fe4e08e3"
+content-hash = "a5a9cc86cafe1f69cb83064b089f4a70eeb81ff7be93f594d2fc35f5fa776595"
diff --git a/pyproject.toml b/pyproject.toml
index c013cec..992acd6 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -31,7 +31,7 @@ pylint = "^3.2.7"
 isort = "^5.10.1"
 mypy = "^1.19"
 flake8 = "^7.1.2"
-pyupgrade = "^3.19.1"
+pyupgrade = "^3.21.0"
 
 [build-system]
 requires = ["poetry-core>=1.0.0"]