diff --git a/testing/py3-tpm2-pytss/APKBUILD b/testing/py3-tpm2-pytss/APKBUILD
index a649840086835af75c7554c267e1d3a009492b11..2d0a14685ed29dbbce65f11850afe8e9705c58e1 100644
--- a/testing/py3-tpm2-pytss/APKBUILD
+++ b/testing/py3-tpm2-pytss/APKBUILD
@@ -6,7 +6,9 @@ pkgver=2.2.1
 pkgrel=0
 pkgdesc="Python bindings for TSS"
 url="https://github.com/tpm2-software/tpm2-pytss"
-arch="all !armhf !armv7 !riscv64 !x86" # limited by failing check()
+# armhf, armv7, riscv64, x86: limited by failing check()
+# loongarch64: ftbfs, raises cffi.CDefError
+arch="all !armhf !armv7 !riscv64 !x86 !loongarch64"
 license="BSD-2-Clause"
 checkdepends="
 	py3-pytest-forked