diff --git a/pyproject.toml b/pyproject.toml
index c32d7c3..baa6d0f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -30,7 +30,7 @@ reqstool-python-decorators = "0.0.9"
 poetry-dynamic-versioning = "1.10.0"
 
 [tool.poetry.group.dev.dependencies]
-black = { version = "26.1.0" }
+black = { version = "26.3.0" }
 flake8 = { version = "7.3.0" }
 flake8-pyproject = { version = "1.2.4" }
 pytest = { version = "9.0.2" }