diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c
index d8b4fbd6b0..e40fe7a188 100644
--- a/src/conf/domain_conf.c
+++ b/src/conf/domain_conf.c
@@ -27879,7 +27879,7 @@ virDomainDeviceIsUSB(virDomainDeviceDefPtr dev)
     if ((t == VIR_DOMAIN_DEVICE_DISK &&
          dev->data.disk->bus == VIR_DOMAIN_DISK_BUS_USB) ||
         (t == VIR_DOMAIN_DEVICE_INPUT &&
-         dev->data.input->type == VIR_DOMAIN_INPUT_BUS_USB) ||
+         dev->data.input->bus == VIR_DOMAIN_INPUT_BUS_USB) ||
         (t == VIR_DOMAIN_DEVICE_HOSTDEV &&
          dev->data.hostdev->mode == VIR_DOMAIN_HOSTDEV_MODE_SUBSYS &&
          dev->data.hostdev->source.subsys.type ==