diff --git a/pyproject.toml b/pyproject.toml
index 2a38d6bc7..06e1a7b93 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,3 +1,65 @@
 [build-system]
 requires = ["pbr>=6.1.1"]
 build-backend = "pbr.build"
+
+[project]
+name = "oslo.messaging"
+description = "Oslo Messaging API"
+readme = "README.rst"
+authors = [
+    {name = "OpenStack", email = "openstack-discuss@lists.openstack.org"},
+]
+requires-python = ">=3.10"
+classifiers = [
+    "Environment :: OpenStack",
+    "Intended Audience :: Developers",
+    "Intended Audience :: Information Technology",
+    "License :: OSI Approved :: Apache Software License",
+    "Operating System :: OS Independent",
+    "Programming Language :: Python",
+    "Programming Language :: Python :: 3",
+    "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
+    "Programming Language :: Python :: 3 :: Only",
+    "Programming Language :: Python :: Implementation :: CPython",
+]
+dynamic = ["version", "dependencies"]
+
+[project.urls]
+Homepage = "https://docs.openstack.org/oslo.messaging"
+Repository = "https://opendev.org/openstack/oslo.messaging"
+
+[project.optional-dependencies]
+# package dependencies for optional (non-rabbitmq) messaging drivers.
+# projects can test-depend on oslo.messaging[<drivers>]
+# e.g.: oslo.messaging[kafka]
+kafka = ["confluent-kafka>=1.3.0"]
+
+[project.scripts]
+oslo-messaging-send-notification = "oslo_messaging.notify.notifier:_send_notification"
+
+[project.entry-points."oslo.messaging.drivers"]
+rabbit = "oslo_messaging._drivers.impl_rabbit:RabbitDriver"
+kafka = "oslo_messaging._drivers.impl_kafka:KafkaDriver"
+kombu = "oslo_messaging._drivers.impl_rabbit:RabbitDriver"
+fake = "oslo_messaging._drivers.impl_fake:FakeDriver"
+
+[project.entry-points."oslo.messaging.executors"]
+eventlet = "futurist:GreenThreadPoolExecutor"
+threading = "futurist:ThreadPoolExecutor"
+
+[project.entry-points."oslo.messaging.notify.drivers"]
+messagingv2 = "oslo_messaging.notify.messaging:MessagingV2Driver"
+messaging = "oslo_messaging.notify.messaging:MessagingDriver"
+log = "oslo_messaging.notify._impl_log:LogDriver"
+test = "oslo_messaging.notify._impl_test:TestDriver"
+noop = "oslo_messaging.notify._impl_noop:NoOpDriver"
+routing = "oslo_messaging.notify._impl_routing:RoutingDriver"
+
+[project.entry-points."oslo.config.opts"]
+"oslo.messaging" = "oslo_messaging.opts:list_opts"
+
+[tool.setuptools]
+packages = ["oslo_messaging"]
diff --git a/setup.cfg b/setup.cfg
index a8c170c4f..5ba87c2d8 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,65 +1,2 @@
 [metadata]
 name = oslo.messaging
-author = OpenStack
-author_email = openstack-discuss@lists.openstack.org
-summary = Oslo Messaging API
-description_file =
-    README.rst
-home_page = https://docs.openstack.org/oslo.messaging/latest/
-python_requires = >=3.10
-classifier =
-    Environment :: OpenStack
-    Intended Audience :: Developers
-    Intended Audience :: Information Technology
-    License :: OSI Approved :: Apache Software License
-    Operating System :: OS Independent
-    Programming Language :: Python
-    Programming Language :: Python :: 3
-    Programming Language :: Python :: 3.10
-    Programming Language :: Python :: 3.11
-    Programming Language :: Python :: 3.12
-    Programming Language :: Python :: 3.13
-    Programming Language :: Python :: 3 :: Only
-    Programming Language :: Python :: Implementation :: CPython
-
-[extras]
-# package dependencies for optional (non-rabbitmq) messaging drivers.
-# projects can test-depend on oslo.messaging[<drivers>]
-# e.g.: oslo.messaging[kafka]
-kafka =
-    confluent-kafka>=1.3.0 # Apache-2.0
-
-[files]
-packages =
-    oslo_messaging
-
-[entry_points]
-console_scripts =
-    oslo-messaging-send-notification = oslo_messaging.notify.notifier:_send_notification
-
-oslo.messaging.drivers =
-    rabbit = oslo_messaging._drivers.impl_rabbit:RabbitDriver
-
-    # This driver is supporting for only notification usage
-    kafka = oslo_messaging._drivers.impl_kafka:KafkaDriver
-
-    # To avoid confusion
-    kombu = oslo_messaging._drivers.impl_rabbit:RabbitDriver
-
-    # This is just for internal testing
-    fake = oslo_messaging._drivers.impl_fake:FakeDriver
-
-oslo.messaging.executors =
-    eventlet = futurist:GreenThreadPoolExecutor
-    threading = futurist:ThreadPoolExecutor
-
-oslo.messaging.notify.drivers =
-    messagingv2 = oslo_messaging.notify.messaging:MessagingV2Driver
-    messaging = oslo_messaging.notify.messaging:MessagingDriver
-    log = oslo_messaging.notify._impl_log:LogDriver
-    test = oslo_messaging.notify._impl_test:TestDriver
-    noop = oslo_messaging.notify._impl_noop:NoOpDriver
-    routing = oslo_messaging.notify._impl_routing:RoutingDriver
-
-oslo.config.opts =
-    oslo.messaging = oslo_messaging.opts:list_opts