diff --git a/icu.spec b/icu.spec
index 326fac9..1923529 100644
--- a/icu.spec
+++ b/icu.spec
@@ -2,20 +2,20 @@
 
 # Set to 0 when upgrading to a new ICU release that contains up-to-date timezone data.
 # (or update the timezone data update..).
-%global use_tzdata_update 1
+%global use_tzdata_update 0
 # Adjust to version major; used in tzdata update.
-%global icu_major 71
+%global icu_major 72
 
 Name:      icu
-Version:   71.1
-Release:   2%{?dist}
+Version:   72.1
+Release:   1%{?dist}
 Summary:   International Components for Unicode
 
 License:   MIT and UCD and Public Domain
 URL:       http://site.icu-project.org/
-Source0:   https://github.com/unicode-org/icu/releases/download/release-71-1/icu4c-71_1-src.tgz
+Source0:   https://github.com/unicode-org/icu/releases/download/release-72-1/icu4c-72_1-src.tgz
 %if 0%{?use_tzdata_update}
-Source1:   https://github.com/unicode-org/icu/releases/download/release-71-1/icu4c-71_1-data.zip
+Source1:   https://github.com/unicode-org/icu/releases/download/release-72-1/icu4c-72_1-data.zip
 Source2:   https://raw.githubusercontent.com/unicode-org/icu-data/main/tzdata/icunew/2022b/44/metaZones.txt
 Source3:   https://raw.githubusercontent.com/unicode-org/icu-data/main/tzdata/icunew/2022b/44/timezoneTypes.txt
 Source4:   https://raw.githubusercontent.com/unicode-org/icu-data/main/tzdata/icunew/2022b/44/windowsZones.txt
@@ -31,7 +31,6 @@ Requires: lib%{name}%{?_isa} = %{version}-%{release}
 
 Patch4: gennorm2-man.patch
 Patch5: icuinfo-man.patch
-Patch10: timezone-update-2022b.patch
 
 %description
 Tools and utilities for developing with icu.
@@ -194,6 +193,9 @@ LD_LIBRARY_PATH=lib:stubdata:tools/ctestfw:$LD_LIBRARY_PATH bin/uconv -l
 
 
 %changelog
+* Wed Dec 28 2022 Pete Walter <pwalter@fedoraproject.org> - 72.1-1
+- Update to 72.1
+
 * Fri Sep 23 2022 Mike FABIAN <mfabian@redhat.com> - 71.1-2
 - Update timezone data to 2022b
 
diff --git a/sources b/sources
index 7aefac1..5de83ae 100644
--- a/sources
+++ b/sources
@@ -3,5 +3,5 @@ SHA512 (timezoneTypes.txt) = 11fa693a0cc1a232ea23befdf9906f04896190210e85ecad82c
 SHA512 (windowsZones.txt) = 0244076828692df657b48f05d0f1537ae0fb08f5f91ef8858e08097ce5df70363e11594ca24c735e71620504b68241ae4901a481ad59f1b6ec6b9eb28a30eda5
 SHA512 (zoneinfo64.txt) = 289ac8dbdcdf39221d0cc41562134270433210658acd57d20c3ba3d727bfeba007ddcc7123634300b7a93cccafe8bb367f8c134e3414dc00d0dd309a29dd9373
 SHA512 (icu-config.sh) = 04e00dbbd40c84ef355f149ab8d20dd0fa7fa7abacac849ea065ebab5de2746c13626e61f2a543c5207aa246a5805d2d9e64be9221a40eb8314d720c7824d314
-SHA512 (icu4c-71_1-src.tgz) = 1fd2a20aef48369d1f06e2bb74584877b8ad0eb529320b976264ec2db87420bae242715795f372dbc513ea80047bc49077a064e78205cd5e8b33d746fd2a2912
-SHA512 (icu4c-71_1-data.zip) = 05eb134a963a541a280e49e4d0aca07e480fef14daa0108c8fb9add18c150c9d34c8cbc46386c07909d511f7777eb3ea9f494001f191b84a7de0be8047da8b56
+SHA512 (icu4c-72_1-src.tgz) = 848c341b37c0ff077e34a95d92c6200d5aaddd0ee5e06134101a74e04deb08256a5e817c8aefab020986abe810b7827dd7b2169a60dacd250c298870518dcae8
+SHA512 (icu4c-72_1-data.zip) = 9c7a85d22bcd27ccb8503ce3a64a0f88c6c495d6c0619398ec3a693f156dadd22bbc5c2993730cf6f25b4869206562f875c35ba35c462c6d3420d5d4e8de4faf
diff --git a/timezone-update-2022b.patch b/timezone-update-2022b.patch
deleted file mode 100644
index 01d6038..0000000
--- a/timezone-update-2022b.patch
+++ /dev/null
@@ -1,37 +0,0 @@
-diff -ru icu.orig/source/test/intltest/tztest.cpp icu/source/test/intltest/tztest.cpp
---- icu.orig/source/test/intltest/tztest.cpp	2022-04-08 00:41:55.000000000 +0200
-+++ icu/source/test/intltest/tztest.cpp	2022-09-27 17:15:20.860744015 +0200
-@@ -2049,6 +2049,33 @@
-         const char *alias;  // link-from
-         const char *zone;   // link-to (A zone ID with "Zone" rule)
-     } excluded1[] = {
-+        {"Atlantic/Reykjavik", "Africa/Abidjan"},
-+        {"Iceland", "Africa/Abidjan"},
-+        {"Pacific/Chuuk", "Pacific/Port_Moresby"},
-+        {"Pacific/Truk", "Pacific/Port_Moresby"},
-+        {"Pacific/Yap", "Pacific/Port_Moresby"},
-+        {"Asia/Kashgar", "Anarctica/Vostok"},
-+        {"Asia/Urumqi", "Antarctica/Vostok"},
-+        {"Asia/Kuching", "Asia/Brunei"},
-+        {"Europe/Berlin", "Europe/Oslo"},
-+        {"Europe/Copenhagen", "Europe/Oslo"},
-+        {"Europe/Stockholm", "Europe/Oslo"},
-+        {"Europe/Brussels", "Europe/Amsterdam"},
-+        {"Europe/Luxembourg", "Europe/Amsterdam"},
-+        {"Europe/Monaco", "Europe/Paris"},
-+        {"Indian/Christmas", "Asia/Bangkok"},
-+        {"Indian/Cocos", "Asia/Rangoon"},
-+        {"Indian/Maldives", "Indian/Kerguelen"},
-+        {"Indian/Mahe", "Asia/Dubai"},
-+        {"Indian/Reunion", "Asia/Dubai"},
-+        {"Pacific/Majuro", "Pacific/Funafuti"},
-+        {"Pacific/Tarawa", "Pacific/Funafuti"},
-+        {"Pacific/Wake", "Pacific/Funafuti"},
-+        {"Pacific/Wallis", "Pacific/Funafuti"},
-+        {"Pacific/Pohnpei", "Pacific/Port_Moresby"},
-+        {"Pacific/Ponape", "Pacific/Guadalcanal"},
-+        {"Asia/Singapore", "Asia/Kuala_Lumpur"},
-+        {"Singapore", "Asia/Kuala_Lumpur"},
-         {"Africa/Accra", "Africa/Abidjan"},
-         {"Africa/Addis_Ababa", "Africa/Nairobi"},
-         {"Africa/Asmera", "Africa/Nairobi"},