diff --git a/poetry.lock b/poetry.lock
index f939921..b05e1fc 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1,4 +1,4 @@
-# This file is automatically @generated by Poetry 2.1.1 and should not be changed by hand.
+# This file is automatically @generated by Poetry 2.2.0 and should not be changed by hand.
 
 [[package]]
 name = "annotated-types"
@@ -1516,14 +1516,14 @@ testing = ["filelock"]
 
 [[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]
@@ -2120,4 +2120,4 @@ test = ["covdefaults (>=2.3)", "coverage (>=7.2.7)", "coverage-enable-subprocess
 [metadata]
 lock-version = "2.1"
 python-versions = "^3.9"
-content-hash = "a359deff530c1d988c120344f805681510368e5f3c03474898db384fb5af5426"
+content-hash = "4552c7cdab4d05ad7455491199c1e5fc3628d5637c6fdaf86bef5f2a7f00ca1f"
diff --git a/pyproject.toml b/pyproject.toml
index 3e4d952..d7f63d3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -48,7 +48,7 @@ pre-commit = "^4.0.1"
 pydocstyle = "^6.3.0"
 pylint = "^3.3.3"
 pytest = "^8.3.5"
-pyupgrade = "^3.19.1"
+pyupgrade = "^3.21.0"
 coverage = "^7.7.0"
 coverage-badge = "^1.1.2"
 pytest-html = "^4.0.2"
@@ -62,7 +62,7 @@ pre-commit = "^4.0.1"
 pydocstyle = "^6.3.0"
 pylint = "^3.3.3"
 pytest = "^8.3.5"
-pyupgrade = "^3.19.1"
+pyupgrade = "^3.21.0"
 coverage = "^7.7.0"
 coverage-badge = "^1.1.2"
 pytest-html = "^4.1.1"