diff --git a/inventory/host_vars/buildvm-aarch64-01.arm.fedoraproject.org b/inventory/host_vars/buildvm-aarch64-01.arm.fedoraproject.org
index 594a7e99fd..e7d0cc5901 100644
--- a/inventory/host_vars/buildvm-aarch64-01.arm.fedoraproject.org
+++ b/inventory/host_vars/buildvm-aarch64-01.arm.fedoraproject.org
@@ -5,4 +5,5 @@ eth1_ip: 10.5.127.32
 lvm_size: 130000
 mem_size: 131072
 max_mem_size: "{{ mem_size }}"
-num_cpus: 128
+num_cpus: 123
+# qemu-kvm: Number of SMP CPUs requested (128) exceeds max CPUs supported by machine 'mach-virt' (123)