diff --git a/hw/smbios/smbios-stub.c b/hw/smbios/smbios-stub.c
index 64e5ba93ec..e8808adfda 100644
--- a/hw/smbios/smbios-stub.c
+++ b/hw/smbios/smbios-stub.c
@@ -21,11 +21,9 @@
  */
 
 #include "qemu/osdep.h"
-#include "qapi/error.h"
-#include "qapi/qmp/qerror.h"
 #include "hw/firmware/smbios.h"
 
 void smbios_entry_add(QemuOpts *opts, Error **errp)
 {
-    error_setg(errp, QERR_UNSUPPORTED);
+    g_assert_not_reached();
 }