diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h
index 6a9d316fb9773e7015a23e38bfa6c5ebc2f10086..4202c9cb497ec2d5627f308f70fcb33a53fff450 100644
--- a/include/net/bluetooth/hci.h
+++ b/include/net/bluetooth/hci.h
@@ -130,6 +130,7 @@ enum {
 #define HCI_IDLE_TIMEOUT	(6000)	/* 6 seconds */
 #define HCI_INIT_TIMEOUT	(10000)	/* 10 seconds */
 #define HCI_CMD_TIMEOUT		(1000)	/* 1 seconds */
+#define HCI_ACL_TX_TIMEOUT	(45000)	/* 45 seconds */
 
 /* HCI data types */
 #define HCI_COMMAND_PKT		0x01
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 546a42941477cdcea6fddcb709b6aaac573a4867..f84935e5cbabe5dd3632f3f1bd8b292751573f80 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -2350,7 +2350,8 @@ static inline void hci_sched_acl(struct hci_dev *hdev)
 	if (!test_bit(HCI_RAW, &hdev->flags)) {
 		/* ACL tx timeout must be longer than maximum
 		 * link supervision timeout (40.9 seconds) */
-		if (!hdev->acl_cnt && time_after(jiffies, hdev->acl_last_tx + HZ * 45))
+		if (!hdev->acl_cnt && time_after(jiffies, hdev->acl_last_tx +
+					msecs_to_jiffies(HCI_ACL_TX_TIMEOUT)))
 			hci_link_tx_to(hdev, ACL_LINK);
 	}