diff -Nru sane-backends-1.0.27/debian/changelog sane-backends-1.0.27/debian/changelog
--- sane-backends-1.0.27/debian/changelog	2019-04-05 15:53:53.000000000 +0000
+++ sane-backends-1.0.27/debian/changelog	2019-08-08 18:27:00.000000000 +0000
@@ -1,3 +1,11 @@
+sane-backends (1.0.27-3.2ubuntu2) eoan; urgency=medium
+
+  * debian/patches/git-fix-discolored-bar-issue.patch:
+    - Upstream commit to fix issue with discolored bar on Genesys GL847
+      scanners (LP: #1731459).
+
+ -- Gunnar Hjalmarsson <gunnarhj@ubuntu.com>  Thu, 08 Aug 2019 20:27:00 +0200
+
 sane-backends (1.0.27-3.2ubuntu1) disco; urgency=low
 
   * Merge from Debian unstable.  Remaining changes:
diff -Nru sane-backends-1.0.27/debian/patches/git-fix-discolored-bar-issue.patch sane-backends-1.0.27/debian/patches/git-fix-discolored-bar-issue.patch
--- sane-backends-1.0.27/debian/patches/git-fix-discolored-bar-issue.patch	1970-01-01 00:00:00.000000000 +0000
+++ sane-backends-1.0.27/debian/patches/git-fix-discolored-bar-issue.patch	2019-08-08 17:13:33.000000000 +0000
@@ -0,0 +1,91 @@
+Description: Discolored bar on scan CanoLide 200 from 1.0.25 onwards
+Origin: https://gitlab.com/sane-project/backends/commit/4354fc7f
+ Committed upstream 2019-01-21 and included in version 1.0.28
+Bug-Ubuntu: https://launchpad.net/bugs/1731459
+Bug-upstream: https://gitlab.com/sane-project/backends/issues/7
+
+
+From d609de285b710ca0a9c76c653abee4b8f4315f57 Mon Sep 17 00:00:00 2001
+From: Olaf Meeuwissen <paddy-hack@member.fsf.org>
+Date: Sun, 16 Dec 2018 21:56:52 +0900
+Subject: [PATCH 1/2] Restore slow_back_home use, disable rewind for gl847
+
+See #7.
+---
+ backend/genesys.c       | 12 ++++++++----
+ backend/genesys_gl847.c |  2 +-
+ 2 files changed, 9 insertions(+), 5 deletions(-)
+
+diff --git a/backend/genesys.c b/backend/genesys.c
+index 196b2a65..35696261 100644
+--- a/backend/genesys.c
++++ b/backend/genesys.c
+@@ -2070,11 +2070,15 @@ genesys_white_shading_calibration (Genesys_Device * dev)
+   dev->model->cmd_set->set_lamp_power (dev, dev->calib_reg, SANE_TRUE);
+   dev->model->cmd_set->set_motor_power (dev->calib_reg, motor);
+ 
+-  /* if needed, go back before doin next scan, by using rewind, registers and
+-   * slopes table are kept intact from previous scan */
+-  if (dev->model->flags & GENESYS_FLAG_SHADING_REPARK && dev->model->cmd_set->rewind)
++  /* if needed, go back before doing next scan */
++  if (dev->model->flags & GENESYS_FLAG_SHADING_REPARK)
+     {
+-      status = dev->model->cmd_set->rewind (dev);
++      /* rewind keeps registers and slopes table intact from previous
++         scan but is not available on all supported chipsets (or may
++         cause scan artifacts, see #7) */
++      status = (dev->model->cmd_set->rewind
++                ? dev->model->cmd_set->rewind (dev)
++                : dev->model->cmd_set->slow_back_home (dev, SANE_TRUE));
+     }
+ 
+   status =
+diff --git a/backend/genesys_gl847.c b/backend/genesys_gl847.c
+index 3f9d067a..a9a5163a 100644
+--- a/backend/genesys_gl847.c
++++ b/backend/genesys_gl847.c
+@@ -3793,7 +3793,7 @@ static Genesys_Command_Set gl847_cmd_set = {
+   gl847_led_calibration,
+ 
+   gl847_slow_back_home,
+-  gl847_rewind,
++  NULL, /* disable gl847_rewind, see #7 */
+ 
+   sanei_genesys_bulk_write_register,
+   NULL,
+-- 
+2.21.0
+
+
+From 00d31e14f8a5339a2756af29697ec3c2ff6e7d4d Mon Sep 17 00:00:00 2001
+From: Olaf Meeuwissen <paddy-hack@member.fsf.org>
+Date: Sun, 16 Dec 2018 22:25:12 +0900
+Subject: [PATCH 2/2] genesys: fix [-Wunused-function] compiler warning
+
+---
+ backend/genesys_gl847.c | 2 ++
+ 1 file changed, 2 insertions(+)
+
+diff --git a/backend/genesys_gl847.c b/backend/genesys_gl847.c
+index a9a5163a..378c1295 100644
+--- a/backend/genesys_gl847.c
++++ b/backend/genesys_gl847.c
+@@ -1934,6 +1934,7 @@ gl847_end_scan (Genesys_Device * dev, Genesys_Register_Set * reg,
+  * @param dev device to rewind
+  * @returns SANE_STATUS_GOOD on success
+  */
++#if 0                           /* disabled to fix #7 */
+ GENESYS_STATIC
+ SANE_Status gl847_rewind(Genesys_Device * dev)
+ {
+@@ -1965,6 +1966,7 @@ SANE_Status gl847_rewind(Genesys_Device * dev)
+   DBGCOMPLETED;
+   return SANE_STATUS_GOOD;
+ }
++#endif
+ 
+ /** Park head
+  * Moves the slider to the home (top) position slowly
+-- 
+2.21.0
+
diff -Nru sane-backends-1.0.27/debian/patches/series sane-backends-1.0.27/debian/patches/series
--- sane-backends-1.0.27/debian/patches/series	2019-03-23 22:14:40.000000000 +0000
+++ sane-backends-1.0.27/debian/patches/series	2019-08-08 17:14:19.000000000 +0000
@@ -25,3 +25,4 @@
 #0130-usb-timeout.patch
 0715-20-sane.hwdb_multi-arch.patch
 0720-mustek_usb2-Avoid-stack-smashing.patch
+git-fix-discolored-bar-issue.patch