diff --git a/xsane-0.999-pdf-no-high-bpp.patch b/xsane-0.999-pdf-no-high-bpp.patch
new file mode 100644
index 0000000..10cdbea
--- /dev/null
+++ b/xsane-0.999-pdf-no-high-bpp.patch
@@ -0,0 +1,51 @@
+From c0686879ac66c1933aefbb62b69afb0c9a0db912 Mon Sep 17 00:00:00 2001
+From: Nils Philippsen <nils@redhat.com>
+Date: Mon, 9 Sep 2013 17:13:15 +0200
+Subject: [PATCH] patch: pdf-no-high-bpp
+
+Squashed commit of the following:
+
+commit 9f7d97e114389595481f6e9d3ac1038972f3f73b
+Author: Nils Philippsen <nils@redhat.com>
+Date:   Mon Sep 9 17:08:38 2013 +0200
+
+    avoid producing PDFs with bpp > 8
+---
+ src/xsane-save.c | 14 ++++++++++++++
+ 1 file changed, 14 insertions(+)
+
+diff --git a/src/xsane-save.c b/src/xsane-save.c
+index 5461bf1..75e0a63 100644
+--- a/src/xsane-save.c
++++ b/src/xsane-save.c
+@@ -4205,6 +4205,18 @@ int xsane_save_pdf(FILE *outfile, FILE *imagefile, Image_info *image_info, float
+ 
+   *cancel_save = 0;
+ 
++  if (image_info->depth > 8)
++  {
++    char buf[TEXTBUFSIZE];
++
++    snprintf(buf, sizeof(buf), "%s %s", ERR_DURING_SAVE, "PDF doesn't allow bit depths > 8");
++    DBG(DBG_error, "%s\n", buf);
++    xsane_back_gtk_decision(ERR_HEADER_ERROR, (gchar **) error_xpm, buf, BUTTON_OK, NULL, TRUE /* wait */);
++    *cancel_save = 1;
++
++    goto bail_out;
++  }
++
+   xsane_save_pdf_create_document_header(outfile, &xref, 1, flatedecode);
+ 
+   if (apply_ICM_profile && (cms_function == XSANE_CMS_FUNCTION_EMBED_SCANNER_ICM_PROFILE))
+@@ -4232,6 +4244,8 @@ int xsane_save_pdf(FILE *outfile, FILE *imagefile, Image_info *image_info, float
+     *cancel_save = 1;
+   }
+ 
++bail_out:
++
+  return (*cancel_save);
+ }
+ 
+-- 
+1.8.3.1
+
diff --git a/xsane.spec b/xsane.spec
index 3e02012..9cf5b00 100644
--- a/xsane.spec
+++ b/xsane.spec
@@ -20,7 +20,7 @@
 Name: xsane
 Summary: X Window System front-end for the SANE scanner interface
 Version: 0.999
-Release: 5%{?dist}
+Release: 6%{?dist}
 Source0: http://www.xsane.org/download/%{name}-%{version}.tar.gz
 Source1: xsane-256x256.png
 # use "xdg-open" instead of "netscape" to launch help browser
@@ -60,6 +60,9 @@ Patch9: xsane-0.998-desktop-file.patch
 # man page: update command line options
 # submitted to upstream (Oliver Rauch) via email, 2013-07-08
 Patch10: xsane-0.999-man-page.patch
+# avoid producing PDFs with bpp > 8
+# submitted to upstream (Oliver Rauch) via email, 2013-09-09
+Patch11: xsane-0.999-pdf-no-high-bpp.patch
 # autoconf-generated files
 Patch100: xsane-0.999-1-autoconf.patch.bz2
 License: GPLv2+
@@ -123,6 +126,7 @@ done
 %patch8 -p1 -b .wmclass
 %patch9 -p1 -b .desktop-file
 %patch10 -p1 -b .man-page
+%patch11 -p1 -b .pdf-no-high-bpp
 
 %patch100 -p1 -b .autoconf
 
@@ -227,6 +231,9 @@ fi
 %{_datadir}/sane/xsane
 
 %changelog
+* Mon Sep 09 2013 Nils Philippsen <nils@redhat.com> - 0.999-6
+- avoid producing PDFs with bpp > 8
+
 * Sun Aug 04 2013 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 0.999-5
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_20_Mass_Rebuild