diff --git a/pyproject.toml b/pyproject.toml
index c5fedcf..cd77a5a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -54,7 +54,7 @@ spark = [
 ]
 test = [
     "bandit[toml]==1.8.6",
-    "black==25.1.0",
+    "black==25.9.0",
     "check-manifest==0.50",
     "flake8-bugbear==24.12.12",
     "flake8-docstrings",