diff --git a/flix/mavlink.ino b/flix/mavlink.ino
index 3935c10..88653ed 100644
--- a/flix/mavlink.ino
+++ b/flix/mavlink.ino
@@ -208,7 +208,9 @@ void sendMavlinkPrint() {
 		strlcpy(data, str + i, sizeof(data));
 		mavlink_message_t msg;
 		mavlink_msg_serial_control_pack(SYSTEM_ID, MAV_COMP_ID_AUTOPILOT1, &msg,
-			SERIAL_CONTROL_DEV_SHELL, 0, 0, 0, strlen(data), (uint8_t *)data, 0, 0);
+			SERIAL_CONTROL_DEV_SHELL,
+			i + MAVLINK_MSG_SERIAL_CONTROL_FIELD_DATA_LEN < strlen(str) ? SERIAL_CONTROL_FLAG_MULTI : 0, // more chunks to go
+			0, 0, strlen(data), (uint8_t *)data, 0, 0);
 		sendMessage(&msg);
 	}
 	mavlinkPrintBuffer.clear();