diff --git a/.gitignore b/.gitignore
index 89b3100..46993f4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1 @@
-*~
-*.pyc
-dist/
 rattail_nationbuilder.egg-info/
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1df7dfe..63d8f60 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,45 +5,6 @@ All notable changes to rattail-nationbuilder will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
-## v0.3.4 (2024-08-19)
-
-### Fix
-
-- avoid deprecated method in app provider
-- avoid deprecated base class for config extension
-
-## v0.3.3 (2024-08-19)
-
-### Fix
-
-- avoid deprecated import for `parse_list()`
-
-## v0.3.2 (2024-08-13)
-
-### Fix
-
-- update app provider entry point, per wuttjamaican
-
-## v0.3.1 (2024-07-01)
-
-### Fix
-
-- remove legacy command definitions
-
-## v0.3.0 (2024-06-10)
-
-### Feat
-
-- switch from setup.cfg to pyproject.toml + hatchling
-
-## [0.2.0] - 2024-05-29
-### Changed
-- Migrate all commands to use `typer`.
-
-## [0.1.14] - 2023-12-01
-### Changed
-- Update subcommand entry point group names, per wuttjamaican.
-
 ## [0.1.13] - 2023-09-16
 ### Changed
 - Limit page size to 100, for fetching Person records from NB API.
diff --git a/pyproject.toml b/pyproject.toml
deleted file mode 100644
index d484943..0000000
--- a/pyproject.toml
+++ /dev/null
@@ -1,55 +0,0 @@
-
-[build-system]
-requires = ["hatchling"]
-build-backend = "hatchling.build"
-
-
-[project]
-name = "rattail-nationbuilder"
-version = "0.3.4"
-description = "Rattail integration package for NationBuilder"
-readme = "README.md"
-authors = [{name = "Lance Edgar", email = "lance@edbob.org"}]
-license = {text = "GNU GPL v3+"}
-classifiers = [
-        "Development Status :: 4 - Beta",
-        "Intended Audience :: Developers",
-        "License :: OSI Approved :: GNU General Public License v3 or later (GPLv3+)",
-        "Natural Language :: English",
-        "Operating System :: OS Independent",
-        "Programming Language :: Python",
-        "Programming Language :: Python :: 3",
-        "Topic :: Office/Business",
-        "Topic :: Software Development :: Libraries :: Python Modules",
-]
-dependencies = [
-        "rattail",
-]
-
-
-[project.entry-points."rattail.typer_imports"]
-rattail_nationbuilder = "rattail_nationbuilder.commands"
-
-
-[project.entry-points."rattail.config.extensions"]
-rattail_nationbuilder = "rattail_nationbuilder.config:RattailNationBuilderExtension"
-
-
-[project.entry-points."rattail.importing"]
-"to_rattail.from_nationbuilder.import" = "rattail_nationbuilder.importing.nationbuilder:FromNationBuilderToRattail"
-
-
-[project.entry-points."wutta.app.providers"]
-rattail_nationbuilder = "rattail_nationbuilder.app:NationBuilderProvider"
-
-
-[project.urls]
-Homepage = "https://rattailproject.org"
-Repository = "https://forgejo.wuttaproject.org/rattail/rattail-nationbuilder"
-Changelog = "https://forgejo.wuttaproject.org/rattail/rattail-nationbuilder/src/branch/master/CHANGELOG.md"
-
-
-[tool.commitizen]
-version_provider = "pep621"
-tag_format = "v$version"
-update_changelog_on_bump = true
diff --git a/rattail_nationbuilder/_version.py b/rattail_nationbuilder/_version.py
index ab7b619..ca4de46 100644
--- a/rattail_nationbuilder/_version.py
+++ b/rattail_nationbuilder/_version.py
@@ -1,6 +1,3 @@
 # -*- coding: utf-8; -*-
 
-from importlib.metadata import version
-
-
-__version__ = version('rattail-nationbuilder')
+__version__ = '0.1.13'
diff --git a/rattail_nationbuilder/app.py b/rattail_nationbuilder/app.py
index e18f15f..0fa8ccb 100644
--- a/rattail_nationbuilder/app.py
+++ b/rattail_nationbuilder/app.py
@@ -2,7 +2,7 @@
 ################################################################################
 #
 #  Rattail -- Retail Software Framework
-#  Copyright © 2010-2024 Lance Edgar
+#  Copyright © 2010-2023 Lance Edgar
 #
 #  This file is part of Rattail.
 #
@@ -36,7 +36,7 @@ class NationBuilderProvider(RattailProvider):
         if 'nationbuilder' not in self.handlers:
             spec = self.config.get('rattail', 'nationbuilder.handler',
                                    default='rattail_nationbuilder.app:NationBuilderHandler')
-            factory = self.app.load_object(spec)
+            factory = self.load_object(spec)
             self.handlers['nationbuilder'] = factory(self.config, **kwargs)
         return self.handlers['nationbuilder']
 
diff --git a/rattail_nationbuilder/commands.py b/rattail_nationbuilder/commands.py
index 707de46..de3456a 100644
--- a/rattail_nationbuilder/commands.py
+++ b/rattail_nationbuilder/commands.py
@@ -2,7 +2,7 @@
 ################################################################################
 #
 #  Rattail -- Retail Software Framework
-#  Copyright © 2010-2024 Lance Edgar
+#  Copyright © 2010-2023 Lance Edgar
 #
 #  This file is part of Rattail.
 #
@@ -24,25 +24,13 @@
 rattail-nationbuilder commands
 """
 
-import typer
-
-from rattail.commands import rattail_typer
-from rattail.commands.typer import importer_command, typer_get_runas_user
-from rattail.commands.importing import ImportCommandHandler
+from rattail import commands
 
 
-@rattail_typer.command()
-@importer_command
-def import_nationbuilder(
-        ctx: typer.Context,
-        **kwargs
-):
+class ImportNationBuilder(commands.ImportSubcommand):
     """
     Import data for NationBuilder => Rattail
     """
-    config = ctx.parent.rattail_config
-    progress = ctx.parent.rattail_progress
-    handler = ImportCommandHandler(
-        config, import_handler_key='to_rattail.from_nationbuilder.import')
-    kwargs['user'] = typer_get_runas_user(ctx)
-    handler.run(kwargs, progress=progress)
+    name = 'import-nationbuilder'
+    description = __doc__.strip()
+    handler_key = 'to_rattail.from_nationbuilder.import'
diff --git a/rattail_nationbuilder/config.py b/rattail_nationbuilder/config.py
index 0c6fa3c..de2aef3 100644
--- a/rattail_nationbuilder/config.py
+++ b/rattail_nationbuilder/config.py
@@ -2,7 +2,7 @@
 ################################################################################
 #
 #  Rattail -- Retail Software Framework
-#  Copyright © 2010-2024 Lance Edgar
+#  Copyright © 2010-2023 Lance Edgar
 #
 #  This file is part of Rattail.
 #
@@ -24,10 +24,10 @@
 Config Extension
 """
 
-from wuttjamaican.conf import WuttaConfigExtension
+from rattail.config import ConfigExtension
 
 
-class RattailNationBuilderExtension(WuttaConfigExtension):
+class RattailNationBuilderExtension(ConfigExtension):
     """
     Config extension for rattail-nationbuilder
     """
@@ -36,7 +36,7 @@ class RattailNationBuilderExtension(WuttaConfigExtension):
     def configure(self, config):
 
         # rattail import-nationbuilder
-        config.setdefault('rattail.importing.to_rattail.from_nationbulder.import.default_handler',
+        config.setdefault('rattail.importing', 'to_rattail.from_nationbulder.import.default_handler',
                           'rattail_nationbuilder.importing.nationbuilder:FromNationBuilderToRattail')
-        config.setdefault('rattail.importing.to_rattail.from_nationbuilder.import.default_cmd',
+        config.setdefault('rattail.importing', 'to_rattail.from_nationbuilder.import.default_cmd',
                           'rattail import-nationbuilder')
diff --git a/rattail_nationbuilder/db/model/nationbuilder.py b/rattail_nationbuilder/db/model/nationbuilder.py
index 6f08e09..12fdbc6 100644
--- a/rattail_nationbuilder/db/model/nationbuilder.py
+++ b/rattail_nationbuilder/db/model/nationbuilder.py
@@ -2,7 +2,7 @@
 ################################################################################
 #
 #  Rattail -- Retail Software Framework
-#  Copyright © 2010-2024 Lance Edgar
+#  Copyright © 2010-2023 Lance Edgar
 #
 #  This file is part of Rattail.
 #
@@ -27,10 +27,9 @@ NationBuilder cache tables
 import sqlalchemy as sa
 from sqlalchemy import orm
 
-from wuttjamaican.util import parse_list
-
 from rattail.db import model
 from rattail.db.util import normalize_full_name
+from rattail.config import parse_list
 
 
 class NationBuilderCachePerson(model.Base):
diff --git a/setup.cfg b/setup.cfg
new file mode 100644
index 0000000..9ae2888
--- /dev/null
+++ b/setup.cfg
@@ -0,0 +1,44 @@
+# -*- coding: utf-8; -*-
+
+[metadata]
+name = rattail-nationbuilder
+version = attr: rattail_nationbuilder.__version__
+author = Lance Edgar
+author_email = lance@edbob.org
+url = https://rattailproject.org/
+license = GNU GPL v3
+description = Rattail integration package for NationBuilder
+long_description = file: README.md
+classifiers =
+        Development Status :: 4 - Beta
+        Intended Audience :: Developers
+        License :: OSI Approved :: GNU General Public License v3 or later (GPLv3+)
+        Natural Language :: English
+        Operating System :: OS Independent
+        Programming Language :: Python
+        Programming Language :: Python :: 3
+        Topic :: Office/Business
+        Topic :: Software Development :: Libraries :: Python Modules
+
+
+[options]
+install_requires =
+        rattail
+
+packages = find:
+include_package_data = True
+
+
+[options.entry_points]
+
+rattail.commands =
+        import-nationbuilder = rattail_nationbuilder.commands:ImportNationBuilder
+
+rattail.config.extensions =
+        rattail_nationbuilder = rattail_nationbuilder.config:RattailNationBuilderExtension
+
+rattail.importing =
+        to_rattail.from_nationbuilder.import = rattail_nationbuilder.importing.nationbuilder:FromNationBuilderToRattail
+
+rattail.providers =
+        rattail_nationbuilder = rattail_nationbuilder.app:NationBuilderProvider
diff --git a/setup.py b/setup.py
new file mode 100644
index 0000000..db55b4b
--- /dev/null
+++ b/setup.py
@@ -0,0 +1,29 @@
+# -*- coding: utf-8; -*-
+################################################################################
+#
+#  Rattail -- Retail Software Framework
+#  Copyright © 2010-2023 Lance Edgar
+#
+#  This file is part of Rattail.
+#
+#  Rattail is free software: you can redistribute it and/or modify it under the
+#  terms of the GNU General Public License as published by the Free Software
+#  Foundation, either version 3 of the License, or (at your option) any later
+#  version.
+#
+#  Rattail is distributed in the hope that it will be useful, but WITHOUT ANY
+#  WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+#  FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
+#  details.
+#
+#  You should have received a copy of the GNU General Public License along with
+#  Rattail.  If not, see <http://www.gnu.org/licenses/>.
+#
+################################################################################
+"""
+rattail-nationbuilder setup script
+"""
+
+from setuptools import setup
+
+setup()
diff --git a/tasks.py b/tasks.py
index 20fb0d4..cb2927f 100644
--- a/tasks.py
+++ b/tasks.py
@@ -2,7 +2,7 @@
 ################################################################################
 #
 #  Rattail -- Retail Software Framework
-#  Copyright © 2010-2024 Lance Edgar
+#  Copyright © 2010-2023 Lance Edgar
 #
 #  This file is part of Rattail.
 #
@@ -30,17 +30,22 @@ import shutil
 from invoke import task
 
 
+here = os.path.abspath(os.path.dirname(__file__))
+exec(open(os.path.join(here, 'rattail_nationbuilder', '_version.py')).read())
+
+
 @task
 def release(c):
     """
     Release a new version of rattail-nationbuilder
     """
-    # rebuild package
-    if os.path.exists('dist'):
-        shutil.rmtree('dist')
+    # rebuild local tar.gz file for distribution
     if os.path.exists('rattail_nationbuilder.egg-info'):
         shutil.rmtree('rattail_nationbuilder.egg-info')
     c.run('python -m build --sdist')
 
+    # filename of built package
+    filename = 'rattail-nationbuilder-{}.tar.gz'.format(__version__)
+
     # upload to PyPI
-    c.run('twine upload dist/*')
+    c.run('twine upload dist/{}'.format(filename))