diff --git a/pyproject.toml b/pyproject.toml
index 6281ecf..3c8a48d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,7 +1,7 @@
 [project]
 name = "parameterized"
 authors = [{name = "David Wolever", email = "david@wolever.net"}]
-license = {text = "FreeBSD"}
+license = "bsd-2-clause-freebsd"
 description = "Parameterized testing with any Python test framework"
 readme = "README.rst"
 requires-python = ">=3.7"
@@ -29,4 +29,4 @@ universal = 1
 
 [build-system]
 requires = ["setuptools>=61.2"]
-build-backend = "setuptools.build_meta"
\ No newline at end of file
+build-backend = "setuptools.build_meta"