diff --git a/libfwupd/fwupd-enums.c b/libfwupd/fwupd-enums.c
index 94e834699..812707d26 100644
--- a/libfwupd/fwupd-enums.c
+++ b/libfwupd/fwupd-enums.c
@@ -120,6 +120,8 @@ fwupd_device_flag_to_string (FwupdDeviceFlags device_flag)
 		return "supported";
 	if (device_flag == FWUPD_DEVICE_FLAG_NEEDS_BOOTLOADER)
 		return "needs-bootloader";
+	if (device_flag == FWUPD_DEVICE_FLAG_REGISTERED)
+		return "registered";
 	if (device_flag == FWUPD_DEVICE_FLAG_UNKNOWN)
 		return "unknown";
 	return NULL;
@@ -154,6 +156,8 @@ fwupd_device_flag_from_string (const gchar *device_flag)
 		return FWUPD_DEVICE_FLAG_SUPPORTED;
 	if (g_strcmp0 (device_flag, "needs-bootloader") == 0)
 		return FWUPD_DEVICE_FLAG_NEEDS_BOOTLOADER;
+	if (g_strcmp0 (device_flag, "registered") == 0)
+		return FWUPD_DEVICE_FLAG_REGISTERED;
 	return FWUPD_DEVICE_FLAG_UNKNOWN;
 }