diff --git a/wmi_unified_tlv.c b/wmi_unified_tlv.c
index 74dea8b22e..12d0420017 100644
--- a/wmi_unified_tlv.c
+++ b/wmi_unified_tlv.c
@@ -2701,6 +2701,9 @@ static QDF_STATUS send_scan_chan_list_cmd_tlv(wmi_unified_t wmi_handle,
 
 	WMI_LOGD("no of channels = %d, len = %d", chan_list->nallchans, len);
 
+	if (chan_list->append)
+		cmd->flags |= APPEND_TO_EXISTING_CHAN_LIST;
+
 	cmd->pdev_id = wmi_handle->ops->convert_pdev_id_host_to_target(
 							chan_list->pdev_id);
 	cmd->num_scan_chans = chan_list->nallchans;