diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 979556a..cf39e95 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -1526,6 +1526,7 @@
 
 	memset(&cp, 0, sizeof(cp));
 	cp.enable = 1;
+	cp.filter_dup = 1;
 
 	hci_send_cmd(hdev, HCI_OP_LE_SET_SCAN_ENABLE, sizeof(cp), &cp);
 }