diff --git a/sources b/sources
index a3e0fd9..95d21f6 100644
--- a/sources
+++ b/sources
@@ -1 +1,2 @@
 dbd4ce7966d7b4a5a0604a8280f7164d  usb-modeswitch-1.2.4.tar.bz2
+3588e76bf08f6c9ed51a1de4d086795e  device_reference.txt