diff --git a/meta/recipes-support/icu/icu_72-1.bb b/meta/recipes-support/icu/icu_73-2.bb
similarity index 85%
rename from meta/recipes-support/icu/icu_72-1.bb
rename to meta/recipes-support/icu/icu_73-2.bb
index c2eae5298f..08ffc8dcf7 100644
--- a/meta/recipes-support/icu/icu_72-1.bb
+++ b/meta/recipes-support/icu/icu_73-2.bb
@@ -1,3 +1,25 @@
+# FIXME: the LIC_FILES_CHKSUM values have been updated by 'devtool upgrade'.
+# The following is the difference between the old and the new license text.
+# Please update the LICENSE value if needed, and summarize the changes in
+# the commit message via 'License-Update:' tag.
+# (example: 'License-Update: copyright years updated.')
+#
+# The changes:
+#
+# --- ../LICENSE
+# +++ ../LICENSE
+# @@ -13,7 +13,7 @@
+#  
+#  COPYRIGHT AND PERMISSION NOTICE
+#  
+# -Copyright © 1991-2022 Unicode, Inc. All rights reserved.
+# +Copyright © 1991-2023 Unicode, Inc. All rights reserved.
+#  Distributed under the Terms of Use in https://www.unicode.org/copyright.html.
+#  
+#  Permission is hereby granted, free of charge, to any person obtaining
+# 
+#
+
 SUMMARY = "International Component for Unicode libraries"
 DESCRIPTION = "The International Component for Unicode (ICU) is a mature, \
 portable set of C/C++ and Java libraries for Unicode support, software \
@@ -78,7 +100,7 @@ FILES:libicuio = "${libdir}/libicuio.so.*"
 
 BBCLASSEXTEND = "native nativesdk"
 
-LIC_FILES_CHKSUM = "file://../LICENSE;md5=a89d03060ff9c46552434dbd1fe3ed1f"
+LIC_FILES_CHKSUM = "file://../LICENSE;md5=80c2cf39ad8ae12b9b9482a1737c6650"
 
 def icu_download_version(d):
     pvsplit = d.getVar('PV').split('-')
@@ -111,7 +133,7 @@ SRC_URI = "${BASE_SRC_URI};name=code \
 SRC_URI:append:class-target = "\
            file://0001-Disable-LDFLAGSICUDT-for-Linux.patch \
           "
-SRC_URI[code.sha256sum] = "a2d2d38217092a7ed56635e34467f92f976b370e20182ad325edea6681a71d68"
+SRC_URI[code.sha256sum] = "818a80712ed3caacd9b652305e01afc7fa167e6f2e94996da44b90c2ab604ce1"
 SRC_URI[data.sha256sum] = "ee19f876507d6c23d9e0a2b631096f6b0eaa6fa61728c33a89efdb55e3385dea"
 
 UPSTREAM_CHECK_REGEX = "releases/tag/release-(?P<pver>(?!.+rc).+)"