diff --git a/ghostscript-gsbug689577.patch b/ghostscript-gsbug689577.patch
new file mode 100644
index 0000000..2b1da49
--- /dev/null
+++ b/ghostscript-gsbug689577.patch
@@ -0,0 +1,15 @@
+diff -up ghostscript-8.61/src/seexec.c.gsbug689577 ghostscript-8.61/src/seexec.c
+--- ghostscript-8.61/src/seexec.c.gsbug689577	2007-09-25 14:31:24.000000000 +0100
++++ ghostscript-8.61/src/seexec.c	2007-12-11 15:20:35.000000000 +0000
+@@ -215,8 +215,10 @@ hp:	r = *pr;
+  * so that it will stay under the limit even after adding min_in_size
+  * for a subsequent filter in a pipeline.  Note that we have to specify
+  * a size of at least 128 so that filter_read won't round it up.
++ * The value of 132 is samll enough for the sample file of the bug 689577 but
++ * still sufficient for comparefiles/fonttest.pdf .
+  */
+ const stream_template s_exD_template = {
+-    &st_exD_state, s_exD_init, s_exD_process, 8, 200,
++    &st_exD_state, s_exD_init, s_exD_process, 8, 132,
+     NULL, s_exD_set_defaults
+ };
diff --git a/ghostscript.spec b/ghostscript.spec
index b1d9819..806dd7f 100644
--- a/ghostscript.spec
+++ b/ghostscript.spec
@@ -5,7 +5,7 @@ Summary: A PostScript(TM) interpreter and renderer.
 Name: ghostscript
 Version: %{gs_ver}
 
-Release: 5%{?dist}
+Release: 6%{?dist}
 
 License: GPLv2
 URL: http://www.ghostscript.com/
@@ -20,6 +20,7 @@ Patch3: ghostscript-noopt.patch
 Patch4: ghostscript-fPIC.patch
 Patch5: http://www.openprinting.org/download/printing/esp-gpl-ghostscript-merge/ghostscript-8.57-ijs-krgb.patch
 Patch6: ghostscript-runlibfileifexists.patch
+Patch7: ghostscript-gsbug689577.patch
 
 Requires: urw-fonts >= 1.1, ghostscript-fonts
 BuildRequires: libjpeg-devel, libXt-devel
@@ -91,6 +92,9 @@ A GTK-enabled version of Ghostscript, called 'gsx'.
 # Define .runlibfileifexists.
 %patch6 -p1 -b .runlibfileifexists
 
+# Upstream patch for bug #416321.
+%patch7 -p1 -b .gsbug689577
+
 # Convert manual pages to UTF-8
 from8859_1() {
 	iconv -f iso-8859-1 -t utf-8 < "$1" > "${1}_"
@@ -261,6 +265,9 @@ rm -rf $RPM_BUILD_ROOT
 %{_libdir}/libgs.so
 
 %changelog
+* Tue Dec 11 2007 Tim Waugh <twaugh@redhat.com> 8.61-6
+- Applied upstream patch for bug #416321.
+
 * Fri Nov 30 2007 Tim Waugh <twaugh@redhat.com> 8.61-5
 - Fixed runlibfileifexists patch.