diff --git a/pyproject.toml b/pyproject.toml
index f2a2c812..a9699bd2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -34,7 +34,7 @@ Changelog = "https://github.com/allenai/OLMo-core/blob/main/CHANGELOG.md"
 dev = [
     "ruff",
     "mypy>=1.0,<1.4",
-    "black>=23.1,<24.0",
+    "black>=23.1,<25.0",
     "isort>=5.12,<5.14",
     "pytest",
     "pytest-memray",