diff -pruN 1.6.2-2/debian/changelog 1.6.2-2ubuntu2/debian/changelog
--- 1.6.2-2/debian/changelog	2021-10-15 11:50:17.000000000 +0000
+++ 1.6.2-2ubuntu2/debian/changelog	2022-04-29 12:05:00.000000000 +0000
@@ -1,3 +1,21 @@
+icu-ext (1.6.2-2ubuntu2) kinetic; urgency=medium
+
+  * No-change rebuild against latest icu
+
+ -- Jeremy Bicha <jbicha@ubuntu.com>  Fri, 29 Apr 2022 08:05:00 -0400
+
+icu-ext (1.6.2-2ubuntu1) jammy; urgency=medium
+
+  * Fix FTBFS with icu 70.1
+
+ -- William 'jawn-smith' Wilson <jawn-smith@ubuntu.com>  Wed, 09 Feb 2022 12:17:50 -0600
+
+icu-ext (1.6.2-2build1) jammy; urgency=medium
+
+  * No-change rebuild for icu soname change.
+
+ -- Matthias Klose <doko@ubuntu.com>  Wed, 09 Feb 2022 05:39:37 +0100
+
 icu-ext (1.6.2-2) unstable; urgency=medium
 
   * Upload for PostgreSQL 14.
diff -pruN 1.6.2-2/debian/control 1.6.2-2ubuntu2/debian/control
--- 1.6.2-2/debian/control	2021-10-15 11:50:17.000000000 +0000
+++ 1.6.2-2ubuntu2/debian/control	2022-02-09 18:17:50.000000000 +0000
@@ -1,7 +1,8 @@
 Source: icu-ext
 Section: database
 Priority: optional
-Maintainer: Debian PostgreSQL Maintainers <team+postgresql@tracker.debian.org>
+Maintainer: Ubuntu Developers <ubuntu-devel-discuss@lists.ubuntu.com>
+XSBC-Original-Maintainer: Debian PostgreSQL Maintainers <team+postgresql@tracker.debian.org>
 Uploaders:
  Christoph Berg <myon@debian.org>,
 Build-Depends:
diff -pruN 1.6.2-2/debian/control.in 1.6.2-2ubuntu2/debian/control.in
--- 1.6.2-2/debian/control.in	2020-11-17 16:01:00.000000000 +0000
+++ 1.6.2-2ubuntu2/debian/control.in	2022-02-09 18:17:50.000000000 +0000
@@ -1,7 +1,8 @@
 Source: icu-ext
 Section: database
 Priority: optional
-Maintainer: Debian PostgreSQL Maintainers <team+postgresql@tracker.debian.org>
+Maintainer: Ubuntu Developers <ubuntu-devel-discuss@lists.ubuntu.com>
+XSBC-Original-Maintainer: Debian PostgreSQL Maintainers <team+postgresql@tracker.debian.org>
 Uploaders:
  Christoph Berg <myon@debian.org>,
 Build-Depends:
diff -pruN 1.6.2-2/debian/patches/0001-fix-ftbfs-with-icu-70.patch 1.6.2-2ubuntu2/debian/patches/0001-fix-ftbfs-with-icu-70.patch
--- 1.6.2-2/debian/patches/0001-fix-ftbfs-with-icu-70.patch	1970-01-01 00:00:00.000000000 +0000
+++ 1.6.2-2ubuntu2/debian/patches/0001-fix-ftbfs-with-icu-70.patch	2022-02-09 18:17:50.000000000 +0000
@@ -0,0 +1,21 @@
+Description: Fix FTBFS with icu 70
+ icu 70 no longer defines the macro TRUE, which is used by this package.
+ Instead, we just check for a value of 1 instead of a value of True
+Author: William 'jawn-smith' Wilson <jawn-smith@ubuntu.com>
+Origin: Ubuntu
+Forwarded: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1005235
+Applied-Upstream: https://github.com/dverite/icu_ext/pull/11
+Last-Update: 2022-02-09
+---
+This patch header follows DEP-3: http://dep.debian.net/deps/dep3/
+Index: icu-ext-1.6.2/icu_normalize.c
+===================================================================
+--- icu-ext-1.6.2.orig/icu_normalize.c
++++ icu-ext-1.6.2/icu_normalize.c
+@@ -155,5 +155,5 @@
+ 	if (U_FAILURE(status))
+ 		elog(ERROR, "unorm2_isNormalized failure: %s", u_errorName(status));
+ 
+-	PG_RETURN_BOOL(is_norm == TRUE);
++	PG_RETURN_BOOL(is_norm == 1);
+ }
diff -pruN 1.6.2-2/debian/patches/series 1.6.2-2ubuntu2/debian/patches/series
--- 1.6.2-2/debian/patches/series	1970-01-01 00:00:00.000000000 +0000
+++ 1.6.2-2ubuntu2/debian/patches/series	2022-02-09 18:17:50.000000000 +0000
@@ -0,0 +1 @@
+0001-fix-ftbfs-with-icu-70.patch