diff --git a/pyproject.toml b/pyproject.toml
index 6a3a6d0..a2aceb3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -10,7 +10,7 @@ version = "0.0.0"
 description = ""
 authors = [{name = "billwallis"}]
 readme = "README.md"
-license = {file = "LICENSE"}
+license-files = ["LICENSE"]
 requires-python = ">=3.13"
 dependencies = []