diff --git a/DistUtilsExtra/__init__.py b/DistUtilsExtra/__init__.py
index db9874f..990f592 100644
--- a/DistUtilsExtra/__init__.py
+++ b/DistUtilsExtra/__init__.py
@@ -1,2 +1,2 @@
 # pylint: disable=invalid-name
-__version__ = "3.0"
+__version__ = "3.1"
diff --git a/debian/.gitignore b/debian/.gitignore
new file mode 100644
index 0000000..2c8afeb
--- /dev/null
+++ b/debian/.gitignore
@@ -0,0 +1 @@
+/files
diff --git a/debian/changelog b/debian/changelog
index d436a05..c545791 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,11 @@
+python-distutils-extra (3.1) unstable; urgency=medium
+
+  * Team upload.
+  * Use setuptools.command.sdist in tests rather than
+    setuptools.command.register (closes: #1086223, #1086308).
+
+ -- Colin Watson <cjwatson@debian.org>  Tue, 19 Nov 2024 19:09:39 +0100
+
 python-distutils-extra (3.0) unstable; urgency=medium
 
   * Team upload.
diff --git a/test/auto.py b/test/auto.py
index 0321e6a..818208d 100755
--- a/test/auto.py
+++ b/test/auto.py
@@ -849,7 +849,7 @@ def test_requires_provides(self):
         self._mksrc(
             "foo/stuff.py",
             """import xml.parsers.expat
-import os, os.path, email.mime, setuptools.command.register
+import os, os.path, email.mime, setuptools.command.sdist
 from email import header as h
 import httplib2.iri2uri, unknown
 from . bar import poke
@@ -936,7 +936,7 @@ def test_requires_provides(self):
                     "pkg_resources",
                     "gi.repository.GLib",
                     "gi.repository.GObject",
-                    "setuptools.command.register",
+                    "setuptools.command.sdist",
                 ]
             ),
         )