diff -pruN 1.0.6-1/debian/changelog 1.0.6-1ubuntu1/debian/changelog
--- 1.0.6-1/debian/changelog	2025-08-21 21:59:58.000000000 +0000
+++ 1.0.6-1ubuntu1/debian/changelog	2025-09-04 14:51:29.000000000 +0000
@@ -1,3 +1,11 @@
+node-cipher-base (1.0.6-1ubuntu1) questing; urgency=medium
+
+  [ Pranav P ]
+  * d/p/fix-test-for-big-endian.patch: fix s390x autopkgtest regression
+    (LP: #2122052).
+
+ -- Mateus Rodrigues de Morais <mateus.morais@canonical.com>  Thu, 04 Sep 2025 11:51:29 -0300
+
 node-cipher-base (1.0.6-1) unstable; urgency=medium
 
   * Team upload
diff -pruN 1.0.6-1/debian/control 1.0.6-1ubuntu1/debian/control
--- 1.0.6-1/debian/control	2025-08-21 21:58:21.000000000 +0000
+++ 1.0.6-1ubuntu1/debian/control	2025-09-04 14:51:29.000000000 +0000
@@ -1,7 +1,8 @@
 Source: node-cipher-base
 Section: javascript
 Priority: optional
-Maintainer: Debian Javascript Maintainers <pkg-javascript-devel@lists.alioth.debian.org>
+Maintainer: Ubuntu Developers <ubuntu-devel-discuss@lists.ubuntu.com>
+XSBC-Original-Maintainer: Debian Javascript Maintainers <pkg-javascript-devel@lists.alioth.debian.org>
 Uploaders: Bastien Roucariès <rouca@debian.org>
 Build-Depends: debhelper-compat (= 13)
  , dh-sequence-nodejs
diff -pruN 1.0.6-1/debian/patches/fix-test-for-big-endian.patch 1.0.6-1ubuntu1/debian/patches/fix-test-for-big-endian.patch
--- 1.0.6-1/debian/patches/fix-test-for-big-endian.patch	1970-01-01 00:00:00.000000000 +0000
+++ 1.0.6-1ubuntu1/debian/patches/fix-test-for-big-endian.patch	2025-09-04 14:51:29.000000000 +0000
@@ -0,0 +1,27 @@
+Description: fix test for big-endian platforms
+Author: Pranav P <pranavsdreams@gmail.com>
+Bug: https://github.com/browserify/cipher-base/issues/27
+Bug-Debian: https://bugs.debian.org/1112009
+Forwarded: https://github.com/browserify/cipher-base/pull/28
+Reviewed-By: Xavier Guimard <yadd@debian.org>
+Last-Update: 2025-08-27
+
+--- a/test/index.js
++++ b/test/index.js
+@@ -2,6 +2,7 @@
+ 
+ var Buffer = require('safe-buffer').Buffer;
+ var CipherBase = require('../');
++const os = require('os');
+ 
+ var test = require('tape');
+ var inherits = require('inherits');
+@@ -212,7 +213,7 @@
+ 	if (ArrayBuffer.isView && (Buffer.prototype instanceof Uint8Array || Buffer.TYPED_ARRAY_SUPPORT)) {
+ 		var cipher = new Cipher();
+ 		var final = cipher.update(new Uint16Array([1234, 512])).finalName('hex');
+-		t.equals(final, 'd2040002');
++		t.equals(final, ( os.endianness() === "BE" ? '04d20200' : 'd2040002'));
+ 	} else {
+ 		t.skip('ArrayBuffer.isView and/or TypedArray not fully supported');
+ 	}
diff -pruN 1.0.6-1/debian/patches/series 1.0.6-1ubuntu1/debian/patches/series
--- 1.0.6-1/debian/patches/series	1970-01-01 00:00:00.000000000 +0000
+++ 1.0.6-1ubuntu1/debian/patches/series	2025-09-04 14:51:29.000000000 +0000
@@ -0,0 +1 @@
+fix-test-for-big-endian.patch