diff --git a/tests/qemuhelptest.c b/tests/qemuhelptest.c
index 60155e7..14d50a5 100644
--- a/tests/qemuhelptest.c
+++ b/tests/qemuhelptest.c
@@ -584,7 +584,8 @@ mymain(void)
             QEMU_CAPS_USB_HUB,
             QEMU_CAPS_NO_SHUTDOWN,
             QEMU_CAPS_PCI_ROMBAR,
-            QEMU_CAPS_NO_ACPI);
+            QEMU_CAPS_NO_ACPI,
+            QEMU_CAPS_DRIVE_COPY_ON_READ);
     DO_TEST("qemu-1.0", 1000000, 0, 0,
             QEMU_CAPS_VNC_COLON,
             QEMU_CAPS_NO_REBOOT,