diff --git a/pyproject.toml b/pyproject.toml
index 7d48819..e57d2fe 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -38,7 +38,7 @@ dev = [
     "flake8>=7.3.0",
     "mypy>=1.19.0",
     "bandit>=1.9.0",
-    "black>=25.11.0",
+    "black>=26.3.1",
     "isort>=7.0.0",
     "build>=1.3.0",
     "twine>=6.2.0",