diff --git a/sources b/sources
index 8968f7c..45f201d 100644
--- a/sources
+++ b/sources
@@ -1 +1,2 @@
 4f3d3b9342b59b488089a8a81abda3ae  usb-modeswitch-1.2.2.tar.bz2
+1378c0319520c817d49c7e9457c7d6e3  device_reference.txt