diff --git a/net/bluetooth/hci_request.c b/net/bluetooth/hci_request.c
index f15626607b2d..1d34d330afd3 100644
--- a/net/bluetooth/hci_request.c
+++ b/net/bluetooth/hci_request.c
@@ -2318,7 +2318,7 @@ int __hci_req_enable_ext_advertising(struct hci_request *req, u8 instance)
 	/* Set duration per instance since controller is responsible for
 	 * scheduling it.
 	 */
-	if (adv_instance && adv_instance->duration) {
+	if (adv_instance && adv_instance->timeout) {
 		u16 duration = adv_instance->timeout * MSEC_PER_SEC;
 
 		/* Time = N * 10 ms */