diff -pruN 3.26.0-2/debian/changelog 3.26.0-2ubuntu1/debian/changelog
--- 3.26.0-2/debian/changelog	2025-10-17 10:55:31.000000000 +0000
+++ 3.26.0-2ubuntu1/debian/changelog	2025-11-12 18:13:57.000000000 +0000
@@ -1,3 +1,9 @@
+python-ase (3.26.0-2ubuntu1) resolute; urgency=medium
+
+  * Ignore swigvarlink DeprecationWarning during tests
+
+ -- Graham Inggs <ginggs@ubuntu.com>  Wed, 12 Nov 2025 18:13:57 +0000
+
 python-ase (3.26.0-2) unstable; urgency=medium
 
   * Switch to libjs-bootstrap5 (Closes: #1088485)
diff -pruN 3.26.0-2/debian/control 3.26.0-2ubuntu1/debian/control
--- 3.26.0-2/debian/control	2025-10-17 09:04:25.000000000 +0000
+++ 3.26.0-2ubuntu1/debian/control	2025-11-12 18:13:57.000000000 +0000
@@ -1,5 +1,6 @@
 Source: python-ase
-Maintainer: Debichem Team <debichem-devel@lists.alioth.debian.org>
+Maintainer: Ubuntu Developers <ubuntu-devel-discuss@lists.ubuntu.com>
+XSBC-Original-Maintainer: Debichem Team <debichem-devel@lists.alioth.debian.org>
 Uploaders: Ask Hjorth Larsen <asklarsen@gmail.com>,
            Graham Inggs <ginggs@debian.org>,
            Andrius Merkys <merkys@debian.org>
diff -pruN 3.26.0-2/debian/patches/ignore-DeprecationWarnings.patch 3.26.0-2ubuntu1/debian/patches/ignore-DeprecationWarnings.patch
--- 3.26.0-2/debian/patches/ignore-DeprecationWarnings.patch	1970-01-01 00:00:00.000000000 +0000
+++ 3.26.0-2ubuntu1/debian/patches/ignore-DeprecationWarnings.patch	2025-11-12 18:13:53.000000000 +0000
@@ -0,0 +1,12 @@
+Description: Ignore swigvarlink DeprecationWarning during tests
+Forwarded: not-needed
+Author: Graham Inggs <ginggs@debian.org>
+Last-Update: 2025-11-12
+
+--- a/ase/test/pytest.ini
++++ b/ase/test/pytest.ini
+@@ -21,3 +21,4 @@
+     once:.*size changed, may indicate binary incompatibility
+     default:\(rm_rf\) error removing
+     ignore::ase.config.ASEEnvDeprecationWarning
++    ignore:.*builtin type swigvarlink has no __module__ attribute.*:DeprecationWarning::
diff -pruN 3.26.0-2/debian/patches/series 3.26.0-2ubuntu1/debian/patches/series
--- 3.26.0-2/debian/patches/series	2025-10-17 06:57:58.000000000 +0000
+++ 3.26.0-2ubuntu1/debian/patches/series	2025-10-30 15:11:45.000000000 +0000
@@ -1,2 +1,3 @@
 skip-failing-tests.patch
 doc_intersphinx.patch
+ignore-DeprecationWarnings.patch
