diff --git a/main/gcc4/APKBUILD b/main/gcc4/APKBUILD
index 2a70fd5ce..7876e7d50 100644
--- a/main/gcc4/APKBUILD
+++ b/main/gcc4/APKBUILD
@@ -4,7 +4,10 @@ _pkgver=4.9.2
 pkgrel=7
 pkgdesc="Old GCC for old vendor kernels (C compiler only)"
 url="http://gcc.gnu.org"
-arch="all !riscv64" # riscv64: doesn't build
+# loongarch64: not relevant
+# ppc64le: not relevant
+# riscv64: doesn't build
+arch="all !loongarch64 !ppc64le !riscv64"
 license="GPL LGPL"
 _gccrel=$_pkgver-r$pkgrel
 depends="binutils mpc1"
diff --git a/main/gcc6/APKBUILD b/main/gcc6/APKBUILD
index 04853d6b9..b978e014b 100644
--- a/main/gcc6/APKBUILD
+++ b/main/gcc6/APKBUILD
@@ -4,7 +4,10 @@ _pkgver=6.4.0
 pkgrel=12
 pkgdesc="Old GCC for old vendor kernels (C compiler only)"
 url="http://gcc.gnu.org"
-arch="all !riscv64" # riscv64: doesn't build
+# loongarch64: not relevant
+# ppc64le: not relevant
+# riscv64: doesn't build
+arch="all !loongarch64 !ppc64le !riscv64"
 license="GPL LGPL"
 _gccrel=$_pkgver-r$pkgrel
 depends="binutils mpc1"