Index: trunk/debian/DEBIAN/postinst
===================================================================
--- trunk.orig/debian/DEBIAN/postinst	2008-12-26 17:57:26.453094354 +0100
+++ trunk/debian/DEBIAN/postinst	2008-12-26 17:57:52.527094692 +0100
@@ -2,7 +2,7 @@
 
 # To be able to access the USB device as a normal user, we've to set some
 # lines to the UDEV config file.
-CFILE=ls /etc/udev/rules.d/??-permissions.rules
+CFILE=$(echo /etc/udev/rules.d/??-permissions.rules)
 
 if [ ! -f "$CFILE" ]; then
    exit 0