diff --git a/pyproject.toml b/pyproject.toml
index 9fd9044..ff0d09e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -77,7 +77,7 @@ dependencies = [
 ]
 [project.optional-dependencies]
 develop = [
-  "black<23",
+  "black<24",
   "mypy==1.4.1",
   "poethepoet<0.21",
   "pyproject-fmt<0.13",