diff --git a/pyproject.toml b/pyproject.toml
index 6e41bbdc..bc87ecb5 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -45,7 +45,7 @@ mypy = "^1.0"
 coverage = "^7.0.0"
 mkdocs = "^1.2.2"
 mkdocs-git-revision-date-plugin = "^0.3.1"
-black = "^23.0.0"
+black = "^26.0.0"
 mkdocs-material = "^8.2.5"
 mkdocstrings-python = "^1.0.0"
 mkdocs-pymdownx-material-extras = "^2.0"