diff --git a/adapt_epkowa.desc_for_yast2-scanner.patch b/adapt_epkowa.desc_for_yast2-scanner.patch
index 3dc735c..4279f98 100644
--- a/adapt_epkowa.desc_for_yast2-scanner.patch
+++ b/adapt_epkowa.desc_for_yast2-scanner.patch
@@ -1,6 +1,6 @@
---- doc/descriptions-external/epkowa.desc.orig 2015-09-09 04:23:23.000000000 +0200
-+++ doc/descriptions-external/epkowa.desc 2015-10-05 14:50:31.000000000 +0200
-@@ -47,7 +47,7 @@
+--- doc/descriptions-external/epkowa.desc.orig 2020-08-23 13:59:20.000000000 +0200
++++ doc/descriptions-external/epkowa.desc 2020-09-23 11:40:27.359784224 +0200
+@@ -48,7 +48,7 @@
;; Device and manufacturer information.
;;
:devicetype :scanner
@@ -9,7 +9,7 @@
:url "http://www.epson.com/"
:comment ""
-@@ -84,3456 +84,3362 @@
+@@ -85,979 +85,953 @@
:interface "USB"
:usbid "0x04b8" "0x08ac"
:status :complete
@@ -173,6 +173,12 @@
-:comment "requires DFSG non-free iscan-plugin-ds-30"
+:comment "requires DFSG non-free Image Scan software from Epson
requires DFSG non-free iscan-plugin-ds-30"
+ :model "DS-G20000"
+ :interface "USB"
+ :usbid "0x04b8" "0x015b"
+ :status :good
++:comment "requires DFSG non-free Image Scan software from Epson"
+
:model "EP-702A"
:interface "USB"
:usbid "0x04b8" "0x0850"
@@ -672,6 +678,13 @@
:usbid "0x04b8" "0x014b"
:status :good
-:comment "overseas version of the ES-G11000"
++:comment "requires DFSG non-free Image Scan software from Epson
overseas version of the ES-G11000"
+
+ :model "Expression 12000XL"
+ :interface "USB"
+ :usbid "0x04b8" "0x015b"
+ :status :good
+-:comment "overseas version of the DS-G20000"
-
-:model "F-3200" ; product spec (JP)
-:interface "USB IEEE1394"
@@ -688,7 +701,7 @@
-:status :unsupported
-:comment "A better backend for the FilmScan 200 can be found at http://www.vjet.demon.co.uk/scanner/."
-:url "http://www.vjet.demon.co.uk/scanner/"
-+:comment "requires DFSG non-free Image Scan software from Epson
overseas version of the ES-G11000"
++:comment "requires DFSG non-free Image Scan software from Epson
overseas version of the DS-G20000"
:model "GT-1500"
:interface "USB"
@@ -1140,11 +1153,7 @@
:model "GT-X980"
:interface "USB"
- :usbid "0x04b8" "0x0151"
- :status :good
-+:comment "requires DFSG non-free Image Scan software from Epson"
-
- :model "K200 Series"
+@@ -1068,2490 +1042,2422 @@
:interface "USB"
:usbid "0x04b8" "0x0871"
:status :complete
@@ -1317,22 +1326,29 @@
:interface "USB"
:usbid "0x04b8" "0x08ad"
:status :good
--:comment "network interface not supported
business all-in-one"
-+:comment "requires DFSG non-free Image Scan software from Epson
network interface not supported
business all-in-one"
+-:comment "network interface supported via DFSG non-free iscan-network-nt package
business all-in-one"
++:comment "requires DFSG non-free Image Scan software from Epson
network interface supported via DFSG non-free iscan-network-nt package
business all-in-one"
:model "LP-M8040A"
:interface "USB"
:usbid "0x04b8" "0x08ad"
:status :good
--:comment "network interface not supported
business all-in-one"
-+:comment "requires DFSG non-free Image Scan software from Epson
network interface not supported
business all-in-one"
+-:comment "network interface supported via DFSG non-free iscan-network-nt package
business all-in-one"
++:comment "requires DFSG non-free Image Scan software from Epson
network interface supported via DFSG non-free iscan-network-nt package
business all-in-one"
:model "LP-M8040F"
:interface "USB"
:usbid "0x04b8" "0x08ad"
:status :good
--:comment "network interface not supported
business all-in-one"
-+:comment "requires DFSG non-free Image Scan software from Epson
network interface not supported
business all-in-one"
+-:comment "network interface supported via DFSG non-free iscan-network-nt package
business all-in-one"
++:comment "requires DFSG non-free Image Scan software from Epson
network interface supported via DFSG non-free iscan-network-nt package
business all-in-one"
+
+ :model "LP-M8170"
+ :interface "USB"
+ :usbid "0x04b8" "0x1111"
+ :status :good
+-:comment "network interface supported via DFSG non-free iscan-network-nt package
business all-in-one"
++:comment "requires DFSG non-free Image Scan software from Epson
network interface supported via DFSG non-free iscan-network-nt package
business all-in-one"
:model "M200 Series"
:interface "USB"
diff --git a/sane-backends-1.0.30.tar.gz b/sane-backends-1.0.30.tar.gz
deleted file mode 100644
index 0b50fc9..0000000
--- a/sane-backends-1.0.30.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:3f5d96a9c47f6124a46bb577c776bbc4896dd17b9203d8bfbc7fe8cbbcf279a3
-size 7204519
diff --git a/sane-backends-1.0.31.tar.gz b/sane-backends-1.0.31.tar.gz
new file mode 100644
index 0000000..8d5961b
--- /dev/null
+++ b/sane-backends-1.0.31.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:4a3b10fcb398ed854777d979498645edfe66fcac2f2fd2b9117a79ff45e2a5aa
+size 7301484
diff --git a/sane-backends.builttime.patch b/sane-backends.builttime.patch
deleted file mode 100644
index 89ba6df..0000000
--- a/sane-backends.builttime.patch
+++ /dev/null
@@ -1,85 +0,0 @@
-From 8d9536a24cb7f4a21fb35326819b292e8f87fc20 Mon Sep 17 00:00:00 2001
-From: =?UTF-8?q?Stefan=20Br=C3=BCns?=
-Date: Thu, 20 Feb 2020 18:46:48 +0100
-Subject: [PATCH] Make timestamps reproducible
-
-https://gitlab.com/sane-project/backends/issues/228
----
- tools/sane-desc.c | 24 ++++++++++++------------
- 1 file changed, 12 insertions(+), 12 deletions(-)
-
-diff --git a/tools/sane-desc.c b/tools/sane-desc.c
-index 890e754..ba85e84 100644
---- a/tools/sane-desc.c
-+++ b/tools/sane-desc.c
-@@ -2816,8 +2816,8 @@ html_print_footer (void)
- "\n"
- "Contact\n" "\n" "\n");
-- printf ("This page was last updated on %s by sane-desc %s from %s\n",
-- asctime (localtime (¤t_time)), SANE_DESC_VERSION, PACKAGE_STRING);
-+ printf ("This page was last updated by sane-desc %s from %s\n",
-+ SANE_DESC_VERSION, PACKAGE_STRING);
- printf ("\n");
- printf ("