diff --git a/hardware/zeroplus-logic-cube/api.c b/hardware/zeroplus-logic-cube/api.c
index 13c649df..bd943154 100644
--- a/hardware/zeroplus-logic-cube/api.c
+++ b/hardware/zeroplus-logic-cube/api.c
@@ -328,6 +328,7 @@ static GSList *hw_scan(GSList *options)
 
 		devices = g_slist_append(devices, sdi);
 		drvc->instances = g_slist_append(drvc->instances, sdi);
+		sdi->inst_type = SR_INST_USB;
 		sdi->conn = sr_usb_dev_inst_new(
 			libusb_get_bus_number(devlist[i]),
 			libusb_get_device_address(devlist[i]), NULL);