diff -Nru gnome-todo-3.28.1/debian/changelog gnome-todo-3.28.1/debian/changelog
--- gnome-todo-3.28.1/debian/changelog	2021-10-07 10:12:16.000000000 +0000
+++ gnome-todo-3.28.1/debian/changelog	2022-03-24 10:03:17.000000000 +0000
@@ -1,3 +1,10 @@
+gnome-todo (3.28.1-6ubuntu1) jammy; urgency=medium
+
+  * Rebuild for ppc64el baseline bump.
+  * Fix build with modern meson
+
+ -- Julian Andres Klode <juliank@ubuntu.com>  Thu, 24 Mar 2022 11:03:17 +0100
+
 gnome-todo (3.28.1-6build2) impish; urgency=medium
 
   * No-change rebuild to build packages with zstd compression.
diff -Nru gnome-todo-3.28.1/debian/control gnome-todo-3.28.1/debian/control
--- gnome-todo-3.28.1/debian/control	2020-12-31 20:45:21.000000000 +0000
+++ gnome-todo-3.28.1/debian/control	2022-03-24 10:03:17.000000000 +0000
@@ -5,8 +5,9 @@
 Source: gnome-todo
 Section: gnome
 Priority: optional
-Maintainer: Debian GNOME Maintainers <pkg-gnome-maintainers@lists.alioth.debian.org>
-Uploaders: Hideki Yamane <henrich@debian.org>, Iain Lane <laney@debian.org>, Jeremy Bicha <jbicha@debian.org>
+Maintainer: Ubuntu Developers <ubuntu-devel-discuss@lists.ubuntu.com>
+XSBC-Original-Maintainer: Debian GNOME Maintainers <pkg-gnome-maintainers@lists.alioth.debian.org>
+Uploaders: Hideki Yamane <henrich@debian.org>, Iain Lane <laney@debian.org>
 Build-Depends: debhelper-compat (= 12),
                meson (>= 0.41.0),
                gnome-pkg-tools,
diff -Nru gnome-todo-3.28.1/debian/control.in gnome-todo-3.28.1/debian/control.in
--- gnome-todo-3.28.1/debian/control.in	2020-12-31 20:41:45.000000000 +0000
+++ gnome-todo-3.28.1/debian/control.in	2022-03-24 10:03:17.000000000 +0000
@@ -1,7 +1,8 @@
 Source: gnome-todo
 Section: gnome
 Priority: optional
-Maintainer: Debian GNOME Maintainers <pkg-gnome-maintainers@lists.alioth.debian.org>
+Maintainer: Ubuntu Developers <ubuntu-devel-discuss@lists.ubuntu.com>
+XSBC-Original-Maintainer: Debian GNOME Maintainers <pkg-gnome-maintainers@lists.alioth.debian.org>
 Uploaders: @GNOME_TEAM@
 Build-Depends: debhelper-compat (= 12),
                meson (>= 0.41.0),
diff -Nru gnome-todo-3.28.1/debian/patches/modern-meson.patch gnome-todo-3.28.1/debian/patches/modern-meson.patch
--- gnome-todo-3.28.1/debian/patches/modern-meson.patch	1970-01-01 00:00:00.000000000 +0000
+++ gnome-todo-3.28.1/debian/patches/modern-meson.patch	2022-03-24 10:03:17.000000000 +0000
@@ -0,0 +1,33 @@
+Description: Fix build with modern meson
+Author: Julian Andres Klode <juliank@ubuntu.com>
+Forwarded: not-needed
+Last-Update: 2022-03-24
+
+--- gnome-todo-3.28.1.orig/data/appdata/meson.build
++++ gnome-todo-3.28.1/data/appdata/meson.build
+@@ -1,7 +1,6 @@
+ appdata = 'org.gnome.Todo.appdata.xml'
+ 
+ i18n.merge_file(
+-  appdata,
+   input: appdata + '.in',
+   output: appdata,
+   po_dir: po_dir,
+--- gnome-todo-3.28.1.orig/data/meson.build
++++ gnome-todo-3.28.1/data/meson.build
+@@ -1,7 +1,6 @@
+ desktop = 'org.gnome.Todo.desktop'
+ 
+ i18n.merge_file(
+-  desktop,
+   type: 'desktop',
+   input: desktop + '.in',
+   output: desktop,
+@@ -13,7 +12,6 @@ i18n.merge_file(
+ autostart = 'org.gnome.Todo.Autostart.desktop'
+ 
+ i18n.merge_file(
+-  autostart,
+   type: 'desktop',
+   input: autostart + '.in',
+   output: autostart,
diff -Nru gnome-todo-3.28.1/debian/patches/series gnome-todo-3.28.1/debian/patches/series
--- gnome-todo-3.28.1/debian/patches/series	2019-09-30 13:10:24.000000000 +0000
+++ gnome-todo-3.28.1/debian/patches/series	2022-03-24 10:03:17.000000000 +0000
@@ -2,3 +2,4 @@
 eds-Introduce-ESourceGnomeTodo.patch
 eds-Migrate-task-lists.patch
 eds-Port-to-libecal-2.0.patch
+modern-meson.patch
diff -Nru gnome-todo-3.28.1/debian/source/include-binaries gnome-todo-3.28.1/debian/source/include-binaries
--- gnome-todo-3.28.1/debian/source/include-binaries	1970-01-01 00:00:00.000000000 +0000
+++ gnome-todo-3.28.1/debian/source/include-binaries	2022-03-24 10:03:17.000000000 +0000
@@ -0,0 +1 @@
+gnome-todo-build-deps_3.28.1-6build2_all.deb