diff --git a/pyproject.toml b/pyproject.toml
index 6b2d17b7..2aa6cf92 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -94,7 +94,7 @@ mypy = "1.18.2"
 bandit = "1.8.6"
 tomli = { version = "^2.0.1", python = "<3.11" }
 tox = "4.30.3"
-pyupgrade = "3.20.0"
+pyupgrade = "3.21.0"
 deptry = "0.23.1"
 # for tests, use the GPL-version of jsonschema format validators - they are faster
 jsonschema = { version = "*", extras = ["format"] }