diff --git a/pyproject.toml b/pyproject.toml
index 760f45b..24579aa 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -3,7 +3,7 @@ name = "video2x"
 description = "A video/image upscaling and frame interpolation framework"
 readme = "README.md"
 requires-python = ">=3.7"
-license = { text = "AGPL-3.0-or-later" }
+license-expression = "AGPL-3.0-or-later"
 keywords = [
   "super-resolution",
   "upscaling",