diff --git a/sane-backends-canon-lide-100.patch b/sane-backends-canon-lide-100.patch
new file mode 100644
index 0000000..504f9e6
--- /dev/null
+++ b/sane-backends-canon-lide-100.patch
@@ -0,0 +1,17 @@
+diff -up sane-backends-1.0.27/backend/genesys.c.canon-lide-100 sane-backends-1.0.27/backend/genesys.c
+--- sane-backends-1.0.27/backend/genesys.c.canon-lide-100	2018-02-01 10:37:26.160044539 +0100
++++ sane-backends-1.0.27/backend/genesys.c	2018-02-01 10:45:44.616653277 +0100
+@@ -2070,11 +2070,9 @@ genesys_white_shading_calibration (Genes
+   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 (dev->model->flags & GENESYS_FLAG_SHADING_REPARK)
+     {
+-      status = dev->model->cmd_set->rewind (dev);
++      status = dev->model->cmd_set->slow_back_home (dev, SANE_TRUE);
+     }
+ 
+   status =
diff --git a/sane-backends.spec b/sane-backends.spec
index dadc93e..f0835f4 100644
--- a/sane-backends.spec
+++ b/sane-backends.spec
@@ -33,7 +33,7 @@
 Summary: Scanner access software
 Name: sane-backends
 Version: 1.0.27
-Release: 11%{?dist}
+Release: 12%{?dist}
 # lib/ is LGPLv2+, backends are GPLv2+ with exceptions
 # Tools are GPLv2+, docs are public domain
 # see LICENSE for details
@@ -54,6 +54,8 @@ Patch1: sane-backends-1.0.23-soname.patch
 Patch2: sane-backends-1.0.23-sane-config-multilib.patch
 # saned manpage incomplete and exists when saned is not installed (#1515762)
 Patch3: sane-backends-saned-manpage.patch
+# Black vertical band in color and gray images with Canon LIDE 100 scanner (bug #1540370)
+Patch4: sane-backends-canon-lide-100.patch
 
 URL: http://www.sane-project.org
 
@@ -184,6 +186,7 @@ access image acquisition devices available on the local host.
 %patch1 -p1 -b .soname
 %patch2 -p1 -b .sane-config-multilib
 %patch3 -p1 -b .saned-manpage
+%patch4 -p1 -b .canon-lide-100
 
 %build
 CFLAGS="%optflags -fno-strict-aliasing"
@@ -337,6 +340,9 @@ exit 0
 %{_unitdir}/saned@.service
 
 %changelog
+* Wed Feb 14 2018 Zdenek Dohnal <zdohnal@redhat.com> - 1.0.27-12
+- 1540370 - Black vertical band in color and gray images with Canon LIDE 100 scanner
+
 * Fri Feb 09 2018 Fedora Release Engineering <releng@fedoraproject.org> - 1.0.27-11
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild