diff --git a/pyproject.toml b/pyproject.toml
index 81bf96a..7b1fc9f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -30,7 +30,7 @@ packaging = "^25.0"
 pytest-cov = "^5.0.0"
 mypy = "^1.9.0"
 ruff = "^0.3.0"
-black = "^24.2.0"
+black = "^25.9.0"
 isort = "^5.13.2"
 pydocstyle = "^6.3.0"
 bandit = "^1.7.7"