diff --git a/subsys/usb/device_next/class/usbd_cdc_acm.c b/subsys/usb/device_next/class/usbd_cdc_acm.c
index 0b985a595c9..33cdc518a9b 100644
--- a/subsys/usb/device_next/class/usbd_cdc_acm.c
+++ b/subsys/usb/device_next/class/usbd_cdc_acm.c
@@ -393,6 +393,12 @@ static int usbd_cdc_acm_ctd(struct usbd_class_node *const c_nd,
 
 static int usbd_cdc_acm_init(struct usbd_class_node *const c_nd)
 {
+	struct usbd_cdc_acm_desc *desc = c_nd->data->desc;
+
+	desc->iad_cdc.bFirstInterface = desc->if0.bInterfaceNumber;
+	desc->if0_union.bControlInterface = desc->if0.bInterfaceNumber;
+	desc->if0_union.bSubordinateInterface0 = desc->if1.bInterfaceNumber;
+
 	return 0;
 }