diff --git a/cross/gcc-aarch64/APKBUILD b/cross/gcc-aarch64/APKBUILD
index d794e2823..cd72e4a0f 100644
--- a/cross/gcc-aarch64/APKBUILD
+++ b/cross/gcc-aarch64/APKBUILD
@@ -32,7 +32,7 @@ pkgver=${_pkgbase}_git$_pkgsnap
 [ "$CHOST" != "$CTARGET" ] && _target="-$CTARGET_ARCH" || _target=""
 
 pkgname=gcc-aarch64
-pkgrel=9
+pkgrel=10
 pkgdesc="Stage2 cross-compiler for aarch64"
 url="https://gcc.gnu.org"
 arch="x86_64"
@@ -40,6 +40,7 @@ license="GPL-2.0-or-later AND LGPL-2.1-or-later"
 _gccrel=$pkgver-r$pkgrel
 depends="binutils-aarch64 mpc1"
 makedepends_build="gcc g++ bison flex texinfo gawk zip gmp-dev mpfr-dev mpc1-dev zlib-dev"
+# XXX: build hack to upgrade live on builders
 makedepends_host="linux-headers gmp-dev mpfr-dev mpc1-dev isl-dev zlib-dev musl-dev-aarch64 binutils-aarch64"
 subpackages="g++-aarch64:gpp libstdc++-dev-aarch64:libcxx_dev"
 [ "$CHOST" = "$CTARGET" ] && subpackages="gcc-doc$_target"
diff --git a/cross/gcc-armhf/APKBUILD b/cross/gcc-armhf/APKBUILD
index adfda204b..375bc56ae 100644
--- a/cross/gcc-armhf/APKBUILD
+++ b/cross/gcc-armhf/APKBUILD
@@ -32,7 +32,7 @@ pkgver=${_pkgbase}_git$_pkgsnap
 [ "$CHOST" != "$CTARGET" ] && _target="-$CTARGET_ARCH" || _target=""
 
 pkgname=gcc-armhf
-pkgrel=9
+pkgrel=10
 pkgdesc="Stage2 cross-compiler for armhf"
 url="https://gcc.gnu.org"
 arch="x86_64"
@@ -40,6 +40,7 @@ license="GPL-2.0-or-later AND LGPL-2.1-or-later"
 _gccrel=$pkgver-r$pkgrel
 depends="binutils-armhf mpc1"
 makedepends_build="gcc g++ bison flex texinfo gawk zip gmp-dev mpfr-dev mpc1-dev zlib-dev"
+# XXX: build hack to upgrade live on builders
 makedepends_host="linux-headers gmp-dev mpfr-dev mpc1-dev isl-dev zlib-dev musl-dev-armhf binutils-armhf"
 subpackages="g++-armhf:gpp libstdc++-dev-armhf:libcxx_dev"
 [ "$CHOST" = "$CTARGET" ] && subpackages="gcc-doc$_target"
diff --git a/cross/gcc-armv7/APKBUILD b/cross/gcc-armv7/APKBUILD
index 0d7c8a58c..e20c7c59f 100644
--- a/cross/gcc-armv7/APKBUILD
+++ b/cross/gcc-armv7/APKBUILD
@@ -32,7 +32,7 @@ pkgver=${_pkgbase}_git$_pkgsnap
 [ "$CHOST" != "$CTARGET" ] && _target="-$CTARGET_ARCH" || _target=""
 
 pkgname=gcc-armv7
-pkgrel=9
+pkgrel=10
 pkgdesc="Stage2 cross-compiler for armv7"
 url="https://gcc.gnu.org"
 arch="x86_64"
@@ -40,6 +40,7 @@ license="GPL-2.0-or-later AND LGPL-2.1-or-later"
 _gccrel=$pkgver-r$pkgrel
 depends="binutils-armv7 mpc1"
 makedepends_build="gcc g++ bison flex texinfo gawk zip gmp-dev mpfr-dev mpc1-dev zlib-dev"
+# XXX: build hack to upgrade live on builders
 makedepends_host="linux-headers gmp-dev mpfr-dev mpc1-dev isl-dev zlib-dev musl-dev-armv7 binutils-armv7"
 subpackages="g++-armv7:gpp libstdc++-dev-armv7:libcxx_dev"
 [ "$CHOST" = "$CTARGET" ] && subpackages="gcc-doc$_target"
diff --git a/cross/gcc-riscv64/APKBUILD b/cross/gcc-riscv64/APKBUILD
index 0d585590e..413c5b5ab 100644
--- a/cross/gcc-riscv64/APKBUILD
+++ b/cross/gcc-riscv64/APKBUILD
@@ -32,7 +32,7 @@ pkgver=${_pkgbase}_git$_pkgsnap
 [ "$CHOST" != "$CTARGET" ] && _target="-$CTARGET_ARCH" || _target=""
 
 pkgname=gcc-riscv64
-pkgrel=9
+pkgrel=10
 pkgdesc="Stage2 cross-compiler for riscv64"
 url="https://gcc.gnu.org"
 arch="x86_64"
@@ -40,6 +40,7 @@ license="GPL-2.0-or-later AND LGPL-2.1-or-later"
 _gccrel=$pkgver-r$pkgrel
 depends="binutils-riscv64 mpc1"
 makedepends_build="gcc g++ bison flex texinfo gawk zip gmp-dev mpfr-dev mpc1-dev zlib-dev"
+# XXX: build hack to upgrade live on builders
 makedepends_host="linux-headers gmp-dev mpfr-dev mpc1-dev isl-dev zlib-dev musl-dev-riscv64 binutils-riscv64"
 subpackages="g++-riscv64:gpp libstdc++-dev-riscv64:libcxx_dev"
 [ "$CHOST" = "$CTARGET" ] && subpackages="gcc-doc$_target"