diff --git a/sources b/sources
index 925f188..17e6c6b 100644
--- a/sources
+++ b/sources
@@ -1 +1,2 @@
 76f6978f18cac41f269a346a5d0f1052  usb-modeswitch-1.1.9.tar.bz2
+e8e39e52e3cf7a38e483e7a80d382927  device_reference.txt