diff --git a/libguestfs.spec b/libguestfs.spec
index 72146aa..b623156 100644
--- a/libguestfs.spec
+++ b/libguestfs.spec
@@ -24,8 +24,13 @@
 # s390x:   qemu TCG cannot emulate enough to boot the kernel
 #            (however KVM would work if it was available in Koji, so this
 #            is not a bug)
+%if !0%{?rhel}
+%global test_arches x86_64
+%else
+# RHEL 9 only:
 # x86-64:  "/lib64/libc.so.6: CPU ISA level is lower than required"
 %global test_arches NONE
+%endif
 
 # Trim older changelog entries.
 # https://lists.fedoraproject.org/pipermail/devel/2013-April/thread.html#181627