diff --git a/tasks.py b/tasks.py
index b7945f5..977854b 100644
--- a/tasks.py
+++ b/tasks.py
@@ -2,7 +2,7 @@
 ################################################################################
 #
 #  Rattail -- Retail Software Framework
-#  Copyright © 2010-2019 Lance Edgar
+#  Copyright © 2010-2024 Lance Edgar
 #
 #  This file is part of Rattail.
 #
@@ -24,23 +24,22 @@
 Tasks for rattail-cognitive
 """
 
-from __future__ import unicode_literals, absolute_import
-
 import os
 import shutil
 
 from invoke import task
 
 
-here = os.path.abspath(os.path.dirname(__file__))
-exec(open(os.path.join(here, 'rattail_cognitive', '_version.py')).read())
-
-
 @task
-def release(ctx):
+def release(c):
     """
     Release a new version of `rattail`.
     """
-    shutil.rmtree('rattail_cognitive.egg-info')
-    ctx.run('python setup.py sdist --formats=gztar')
-    ctx.run('twine upload dist/rattail_cognitive-{}.tar.gz'.format(__version__))
+    if os.path.exists('rattail_cognitive.egg-info'):
+        shutil.rmtree('rattail_cognitive.egg-info')
+    if os.path.exists('dist'):
+        shutil.rmtree('dist')
+
+    c.run('python -m build --sdist')
+
+    c.run('twine upload dist/*')