diff --git a/community/py3-cffsubr/APKBUILD b/community/py3-cffsubr/APKBUILD
index 2ca59a94017..02fbcff8d04 100644
--- a/community/py3-cffsubr/APKBUILD
+++ b/community/py3-cffsubr/APKBUILD
@@ -1,7 +1,7 @@
 # Maintainer: Natanael Copa <ncopa@alpinelinux.org>
 pkgname=py3-cffsubr
 pkgver=0.2.9
-pkgrel=4
+pkgrel=5
 pkgdesc="Standalone CFF subroutinizer based on AFDKO tx"
 url="https://github.com/adobe-type-tools/cffsubr"
 arch="all"
@@ -10,7 +10,9 @@ depends="py3-fonttools"
 makedepends="py3-setuptools py3-setuptools_scm"
 subpackages="$pkgname-pyc"
 source="https://files.pythonhosted.org/packages/source/c/cffsubr/cffsubr-$pkgver.tar.gz
-	drop-setuptools-git-ls-files.patch"
+	drop-setuptools-git-ls-files.patch
+	gcc14.patch
+	"
 builddir="$srcdir/cffsubr-$pkgver"
 
 build() {
@@ -28,4 +30,5 @@ package() {
 sha512sums="
 600b6b63ad70e5f00da0f64dd1410d49af622ac923aea3346c904e47e490410a6205fc5b2c2ddc6c684af04face3c217a2c722141f67d5f8ce5b87543eb363e4  cffsubr-0.2.9.tar.gz
 557a816d3ac4591396e448b0138219cbe976bd7119a3cfefb6b803720918902b768280f3bcd844c62ed5ed1e1b59835ef4505d9ad81b6781adfe7d0b556e3b7e  drop-setuptools-git-ls-files.patch
+aa3e51c2cc8b6c437b9127f05448f7b15c9e4f47d97a84dba82581047613418d99a7c7a663408994472918d64d8d4da01a9f6a308519591964e5d5dffc440009  gcc14.patch
 "
diff --git a/community/py3-cffsubr/gcc14.patch b/community/py3-cffsubr/gcc14.patch
new file mode 100644
index 00000000000..d5bf5954c7b
--- /dev/null
+++ b/community/py3-cffsubr/gcc14.patch
@@ -0,0 +1,28 @@
+From 21d8b26f6caa930c29c187c9f8b201d67cf4de0d Mon Sep 17 00:00:00 2001
+From: Sergei Trofimovich <slyich@gmail.com>
+Date: Thu, 11 Jan 2024 04:04:00 +0000
+Subject: [PATCH] Fix build failures discovered by an upcoming `gcc-14` release
+ (#1730)
+
+---
+ c/shared/source/t1write/t1write.c     | 3 ++-
+ c/shared/source/tx_shared/tx_shared.c | 4 ++--
+ c/shared/source/uforead/uforead.c     | 6 +++---
+ tests/tx_test.py                      | 2 +-
+ 4 files changed, 8 insertions(+), 7 deletions(-)
+
+diff --git a/c/shared/source/t1write/t1write.c b/c/shared/source/t1write/t1write.c
+index 6405b6537..266a11953 100644
+--- a/c/shared/source/t1write/t1write.c
++++ b/c/shared/source/t1write/t1write.c
++++ b/external/afdko/c/public/lib/source/t1write/t1write.c
+@@ -345,7 +345,8 @@ static int saveCstr(t1wCtx h, abfGlyphInfo *info,
+     if (info != NULL && info->flags & ABF_GLYPH_CID &&
+         !(h->arg.flags & T1W_TYPE_HOST)) {
+         /* CID-keyed incremental download; write fd index */
+-        if (writeTmp(h, 1, &info->iFD))
++        unsigned char c = info->iFD;
++        if (writeTmp(h, 1, &c))
+             return 1;
+         cstr->length++;
+     }