diff --git a/requirements_lint.txt b/requirements_lint.txt
index a024ba0..3556740 100644
--- a/requirements_lint.txt
+++ b/requirements_lint.txt
@@ -3,6 +3,6 @@ codespell==2.4.1
 isort==7.0.0
 pre-commit==4.3.0
 pre-commit-hooks==6.0.0
-pyupgrade==3.20.0
+pyupgrade==3.21.0
 ruff==0.12.1
 vulture==2.14