diff --git a/meta/recipes-support/libunistring/libunistring_1.4.2.bb b/meta/recipes-support/libunistring/libunistring_1.5.bb
similarity index 48%
rename from meta/recipes-support/libunistring/libunistring_1.4.2.bb
rename to meta/recipes-support/libunistring/libunistring_1.5.bb
index d3bfe976c9..27ea092ed9 100644
--- a/meta/recipes-support/libunistring/libunistring_1.4.2.bb
+++ b/meta/recipes-support/libunistring/libunistring_1.5.bb
@@ -1,3 +1,34 @@
+# 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:
+#
+# --- doc/libunistring.texi
+# +++ doc/libunistring.texi
+# @@ -110,7 +110,7 @@
+#  
+#  @ignore
+#  @c This was: @copying but it triggers a makeinfo 4.13 bug
+# -Copyright (C) 2001-2025 Free Software Foundation, Inc.
+# +Copyright (C) 2001-2026 Free Software Foundation, Inc.
+#  
+#  This manual is free documentation.  It is dually licensed under the
+#  GNU FDL and the GNU GPL.  This means that you can redistribute this
+# @@ -141,7 +141,7 @@
+#  @page
+#  @vskip 0pt plus 1filll
+#  @c @insertcopying
+# -Copyright (C) 2001-2025 Free Software Foundation, Inc.
+# +Copyright (C) 2001-2026 Free Software Foundation, Inc.
+#  
+#  This manual is free documentation.  It is dually licensed under the
+#  GNU FDL and the GNU GPL.  This means that you can redistribute this
+# 
+#
+
 SUMMARY = "Library for manipulating C and Unicode strings"
 
 DESCRIPTION = "Text files are nowadays usually encoded in Unicode, and may\
@@ -16,12 +47,12 @@ SECTION = "devel"
 LICENSE = "GPL-2.0-or-later OR LGPL-3.0-or-later"
 LIC_FILES_CHKSUM = "file://COPYING.LIB;md5=6a6a8e020838b23406c81b19c1d46df6 \
                     file://README;beginline=45;endline=65;md5=3a896a943b4da2c551e6be1af27eff8d \
-                    file://doc/libunistring.texi;md5=55cc91e1fe09c7aec78b6dc932202300 \
+                    file://doc/libunistring.texi;md5=573f97c426e271415838c2d6e688d1b6 \
                     "
 DEPENDS = "gperf-native"
 
 SRC_URI = "${GNU_MIRROR}/libunistring/libunistring-${PV}.tar.gz"
-SRC_URI[sha256sum] = "e82664b170064e62331962126b259d452d53b227bb4a93ab20040d846fec01d8"
+SRC_URI[sha256sum] = "5b0ecd46cbf225375f20ab4056197e66a7ac590e2684c069af407ae3383c9d81"
 
 inherit autotools texinfo
 BBCLASSEXTEND = "native nativesdk"