diff --git a/nbdkit.spec b/nbdkit.spec
index da9ad63..d1de0a0 100644
--- a/nbdkit.spec
+++ b/nbdkit.spec
@@ -9,7 +9,8 @@
 # On all other architectures, a simpler test suite must pass.  This
 # omits any tests that run full qemu, since running qemu under TCG is
 # often broken on non-x86_64 arches.
-%global complete_test_arches x86_64
+# x86_64 is currently broken in F31 by https://bugzilla.redhat.com/1692047
+%global complete_test_arches NONE
 
 # Disable libvirt on riscv64 for now.
 %ifnarch riscv64