diff --git a/hw/nvram/fw_cfg.c b/hw/nvram/fw_cfg.c
index 2873030ade..f10d5ec9c8 100644
--- a/hw/nvram/fw_cfg.c
+++ b/hw/nvram/fw_cfg.c
@@ -990,6 +990,7 @@ static void fw_cfg_class_init(ObjectClass *klass, void *data)
 static const TypeInfo fw_cfg_info = {
     .name          = TYPE_FW_CFG,
     .parent        = TYPE_SYS_BUS_DEVICE,
+    .abstract      = true,
     .instance_size = sizeof(FWCfgState),
     .class_init    = fw_cfg_class_init,
 };