diff --git a/pyproject.toml b/pyproject.toml
index b2e5f458..849a311b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -51,9 +51,6 @@ Changelog = "https://github.com/adamchainz/django-cors-headers/blob/main/CHANGEL
 Funding = "https://adamj.eu/books/"
 Repository = "https://github.com/adamchainz/django-cors-headers"
 
-[tool.black]
-target-version = ['py38']
-
 [tool.isort]
 add_imports = [
     "from __future__ import annotations"