diff --git a/sane-backends.changes b/sane-backends.changes
index 465095c..2ff9a6e 100644
--- a/sane-backends.changes
+++ b/sane-backends.changes
@@ -1,3 +1,13 @@
+-------------------------------------------------------------------
+Thu Sep 29 16:57:26 CEST 2011 - jsmeix@suse.de
+
+- Added an entry for "SCSI processor EPSON Perfection1640"
+  to libsane.rules (bnc#681146) see in particular
+  https://bugzilla.novell.com/show_bug.cgi?id=681146#c43
+- Added a wildcard entry for any "SCSI processor EPSON SCANNER*"
+  to libsane.rules see the "55-libsane.rules"/"Device recognition"
+  mail thread in June 2011 on sane-devel@lists.alioth.debian.org
+
 -------------------------------------------------------------------
 Tue Mar 29 13:07:20 CEST 2011 - jsmeix@suse.de
 
diff --git a/sane-backends.spec b/sane-backends.spec
index 79ac4f9..36fb7ac 100644
--- a/sane-backends.spec
+++ b/sane-backends.spec
@@ -579,6 +579,12 @@ done
 # Newer udev versions complain about NAME="%k" usage with warning messages like
 #  'udevd[1234]: NAME="%k" is superfluous and breaks kernel supplied names...'
 sed -i -e 's/NAME="%k", //' tools/udev/libsane.rules
+# Add an entry for "SCSI processor EPSON Perfection1640",
+# see https://bugzilla.novell.com/show_bug.cgi?id=681146#c43
+sed -i -e '/^# Epson Perfection 636S /i# Epson Perfection 1640\nKERNEL=="sg[0-9]*", ATTRS{type}=="3", ATTRS{vendor}=="EPSON", ATTRS{model}=="Perfection1640", MODE="0664", GROUP="lp", ENV{libsane_matched}="yes"' tools/udev/libsane.rules
+# Add a wildcard entry for any "SCSI processor EPSON SCANNER*"
+# see http://lists.alioth.debian.org/pipermail/sane-devel/2011-June/028739.html
+sed -i -e '/^# Epson Perfection 2450 /i# Any SCSI processor EPSON SCANNER...\nKERNEL=="sg[0-9]*", ATTRS{type}=="3", ATTRS{vendor}=="EPSON", ATTRS{model}=="SCANNER*", MODE="0664", GROUP="lp", ENV{libsane_matched}="yes"' tools/udev/libsane.rules
 # Install the udev rules file:
 install -m644 tools/udev/libsane.rules %{buildroot}%{_sysconfdir}/udev/rules.d/55-libsane.rules
 # xinetd stuff: