diff --git a/setup.cfg b/setup.cfg
index fbe3796..bd884b8 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -49,7 +49,7 @@ python_requires = >= 3.13
 
 [options.extras_require]
 dev =
-    black~=23.7.0
+    black~=26.5.1
     flake8~=6.1.0
     flake8-bugbear~=23.7.10
     flake8-docstrings~=1.7.0