diff --git a/hw/loongarch/virt.c b/hw/loongarch/virt.c
index 29040422aa..8e80110b24 100644
--- a/hw/loongarch/virt.c
+++ b/hw/loongarch/virt.c
@@ -1390,6 +1390,7 @@ static void virt_class_init(ObjectClass *oc, void *data)
     mc->init = virt_init;
     mc->default_cpu_type = LOONGARCH_CPU_TYPE_NAME("la464");
     mc->default_ram_id = "loongarch.ram";
+    mc->desc = "QEMU LoongArch Virtual Machine";
     mc->max_cpus = LOONGARCH_MAX_CPUS;
     mc->is_default = 1;
     mc->default_kernel_irqchip_split = false;