--- pyproject.toml.orig	2026-09-04 00:29:04 UTC
+++ pyproject.toml
@@ -4,7 +4,7 @@
 # how to package vdirsyncer.
 
 [build-system]
-requires = ["setuptools>=64", "setuptools_scm>=8"]
+requires = ["setuptools>=61", "setuptools_scm>=8"]
 build-backend = "setuptools.build_meta"
 
 [project]
@@ -16,8 +16,7 @@ keywords = ["todo", "task", "icalendar", "cli"]
 readme = "README.rst"
 requires-python = ">=3.9"
 keywords = ["todo", "task", "icalendar", "cli"]
-license = "BSD-3-Clause"
-license-files = ["LICENSE"]
+license = { text = "BSD-3-Clause" }
 classifiers = [
     "Development Status :: 4 - Beta",
     "Environment :: Console",
@@ -38,7 +37,7 @@ dependencies = [
     "click-log>=0.3.0,<0.5.0",
     "requests>=2.20.0",
     "aiohttp>=3.9.0,<4.0.0",
-    "aiostream>=0.4.3,<0.8.0",
+    "aiostream>=0.4.3,<0.9.0",
     "tenacity>=9.0.0",
 ]
 dynamic = ["version"]