diff --git a/hw/qxl.c b/hw/qxl.c
index 848c90fc9..0b9a4c71e 100644
--- a/hw/qxl.c
+++ b/hw/qxl.c
@@ -943,6 +943,7 @@ static void ioport_write(void *opaque, uint32_t addr, uint32_t val)
     case QXL_IO_MEMSLOT_DEL:
     case QXL_IO_CREATE_PRIMARY:
     case QXL_IO_UPDATE_IRQ:
+    case QXL_IO_LOG:
         break;
     default:
         if (d->mode == QXL_MODE_NATIVE || d->mode == QXL_MODE_COMPAT)