diff --git a/testing/fstrm/APKBUILD b/testing/fstrm/APKBUILD
index cce7355bf4b..b3369a6bb61 100644
--- a/testing/fstrm/APKBUILD
+++ b/testing/fstrm/APKBUILD
@@ -5,7 +5,7 @@ pkgver="0.4.0"
 pkgrel=0
 pkgdesc="Frame Streams implementation in C"
 url="https://github.com/farsightsec/fstrm"
-arch="all"
+arch="all !s390x"
 license="Apache-2.0"
 depends=""
 depends_dev="libevent-dev"