diff --git a/pyproject.toml b/pyproject.toml
index da1376e..88298a7 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,11 +1,11 @@
-[tool.poetry]
+[project]
 name = "preprocess_cancellation"
 version = "0.2.0"
 description = "GCode processor to add klipper cancel-object markers"
 readme = "README.md"
-authors = ["Franklyn Tackitt <im@frank.af>"]
-repository = "https://github.com/kageurufu/cancelobject-preprocessor"
-license = "GPL-3.0-only"
+authors = [ { name = "Franklyn Tackitt", email = "im@frank.af" } ]
+urls.repository = "https://github.com/kageurufu/cancelobject-preprocessor"
+license.text = "GPL-3.0-only"
 
 [tool.poetry.urls]
 "Bug Tracker" = "https://github.com/kageurufu/cancelobject-preprocessor/issues"