diff --git a/pyproject.toml b/pyproject.toml
index 21cd507..ee75219 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -6,7 +6,7 @@ description = "The build backend used by PDM that supports latest packaging stan
 authors = [
   { name = "Frost Ming", email = "me@frostming.com" }
 ]
-license = "MIT"
+license = {text = "MIT"}
 requires-python = ">=3.8"
 readme = "README.md"
 keywords = ["packaging", "PEP 517", "build"]