diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c
index c374219aab..b62f72a59e 100644
--- a/src/qemu/qemu_domain.c
+++ b/src/qemu/qemu_domain.c
@@ -3290,6 +3290,7 @@ qemuDomainDefAddDefaultDevices(virDomainDefPtr def,
     case VIR_ARCH_S390X:
         addDefaultUSB = false;
         addPanicDevice = true;
+        addPCIRoot = virQEMUCapsGet(qemuCaps, QEMU_CAPS_DEVICE_ZPCI);
         break;
 
     case VIR_ARCH_SPARC: