diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h
index 3f4266b3c3ba..84c37abc48c1 100644
--- a/include/net/bluetooth/hci.h
+++ b/include/net/bluetooth/hci.h
@@ -998,6 +998,8 @@ struct hci_cp_le_set_scan_param {
 
 #define LE_SCANNING_DISABLED		0x00
 #define LE_SCANNING_ENABLED		0x01
+#define LE_SCAN_FILTER_DUP_DISABLE	0x00
+#define LE_SCAN_FILTER_DUP_ENABLE	0x01
 
 #define HCI_OP_LE_SET_SCAN_ENABLE	0x200c
 struct hci_cp_le_set_scan_enable {
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 00dcb74954d3..d0ae237ff819 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -1990,7 +1990,7 @@ static void le_scan_enable_req(struct hci_request *req, unsigned long opt)
 
 	memset(&cp, 0, sizeof(cp));
 	cp.enable = 1;
-	cp.filter_dup = 1;
+	cp.filter_dup = LE_SCAN_FILTER_DUP_ENABLE;
 
 	hci_req_add(req, HCI_OP_LE_SET_SCAN_ENABLE, sizeof(cp), &cp);
 }