diff --git a/pyproject.toml b/pyproject.toml
index 3cf5de0..3840706 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -45,7 +45,7 @@ jinja2 = "^3.1"
 
 [tool.poetry.group.dev.dependencies]
 ruff = ">=0.5.1,<0.8.5"
-black = ">=23.1,<25.0"
+black = ">=23.1,<26.0"
 mypy = "^1.1.1"
 pre-commit = "^3.1.1"
 pytest = ">=7.2.2,<9.0.0"