diff --git a/pyproject.toml b/pyproject.toml
index a83fa80..eec6660 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -26,7 +26,7 @@ setuptools = "^65.0.0"
 
 [tool.poetry.dev-dependencies]
 pytest = "^7.1"
-black = "^22.3.0"
+black = "^26.0.0"
 coveralls = "^3.0.1"
 pylint = "^2.6.0"
 pep8 = "^1.7.1"