diff --git a/pyproject.toml b/pyproject.toml
index 370a4a0..e2d2a58 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -28,7 +28,7 @@ dependencies = [
 
 [project.optional-dependencies]
 dev = [
-    "black==25.9.0",
+    "black==25.11.0",
     "build==1.3.0",
     "mypy==1.18.2",
     "pytest==8.4.2",