diff --git a/hw/arm/xlnx-zcu102.c b/hw/arm/xlnx-zcu102.c
index 519a16ed98f71f6875042c8081f668fb6a64dcc4..e2d15a1c9d52fbd7c3bd256d67b35659cb996a5f 100644
--- a/hw/arm/xlnx-zcu102.c
+++ b/hw/arm/xlnx-zcu102.c
@@ -240,6 +240,7 @@ static void xlnx_zcu102_machine_class_init(ObjectClass *oc, void *data)
     mc->block_default_type = IF_IDE;
     mc->units_per_default_bus = 1;
     mc->ignore_memory_transaction_failures = true;
+    mc->max_cpus = XLNX_ZYNQMP_NUM_APU_CPUS + XLNX_ZYNQMP_NUM_RPU_CPUS;
 }
 
 static const TypeInfo xlnx_zcu102_machine_init_typeinfo = {