diff --git a/0001-Related-rhbz-684477-make-sure-this-is-thread-safe.patch b/0001-Related-rhbz-684477-make-sure-this-is-thread-safe.patch
new file mode 100644
index 0000000..1fbcb67
--- /dev/null
+++ b/0001-Related-rhbz-684477-make-sure-this-is-thread-safe.patch
@@ -0,0 +1,69 @@
+From fca3e47954fe36687989328ac90cbc6747e4bc4e Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Caol=C3=A1n=20McNamara?= <caolanm@redhat.com>
+Date: Mon, 14 Mar 2011 10:20:12 +0000
+Subject: [PATCH] Related: rhbz#684477 make sure this is thread safe
+
+---
+ basegfx/source/polygon/b2dpolygontools.cxx |   36 +++++++++++++++++----------
+ 1 files changed, 23 insertions(+), 13 deletions(-)
+
+diff --git a/basegfx/source/polygon/b2dpolygontools.cxx b/basegfx/source/polygon/b2dpolygontools.cxx
+index 1967e6e..3271314 100644
+--- a/basegfx/source/polygon/b2dpolygontools.cxx
++++ b/basegfx/source/polygon/b2dpolygontools.cxx
+@@ -32,6 +32,7 @@
+ #include <basegfx/polygon/b2dpolygontools.hxx>
+ #include <osl/diagnose.h>
+ #include <rtl/math.hxx>
++#include <rtl/instance.hxx>
+ #include <basegfx/polygon/b2dpolygon.hxx>
+ #include <basegfx/polygon/b2dpolypolygon.hxx>
+ #include <basegfx/range/b2drange.hxx>
+@@ -1836,22 +1837,31 @@ namespace basegfx
+             return aRetval;
+         }
+ 
+-        B2DPolygon createUnitPolygon()
++        namespace
+         {
+-            static B2DPolygon aRetval;
+-
+-            if(!aRetval.count())
++            struct theUnitPolygon :
++                public rtl::StaticWithInit<B2DPolygon, theUnitPolygon>
+             {
+-                aRetval.append( B2DPoint( 0.0, 0.0 ) );
+-                aRetval.append( B2DPoint( 1.0, 0.0 ) );
+-                aRetval.append( B2DPoint( 1.0, 1.0 ) );
+-                aRetval.append( B2DPoint( 0.0, 1.0 ) );
++                B2DPolygon operator () ()
++                {
++                    B2DPolygon aRetval;
+ 
+-                // close
+-                aRetval.setClosed( true );
+-            }
+-            
+-            return aRetval;
++                    aRetval.append( B2DPoint( 0.0, 0.0 ) );
++                    aRetval.append( B2DPoint( 1.0, 0.0 ) );
++                    aRetval.append( B2DPoint( 1.0, 1.0 ) );
++                    aRetval.append( B2DPoint( 0.0, 1.0 ) );
++
++                    // close
++                    aRetval.setClosed( true );
++
++                    return aRetval;
++                }
++            };
++        }
++
++        B2DPolygon createUnitPolygon()
++        {
++            return theUnitPolygon::get();
+         }
+ 
+         B2DPolygon createPolygonFromCircle( const B2DPoint& rCenter, double fRadius )
+-- 
+1.7.4.1
+
diff --git a/libreoffice.spec b/libreoffice.spec
index 74fb175..2fc6cab 100644
--- a/libreoffice.spec
+++ b/libreoffice.spec
@@ -28,7 +28,7 @@
 Summary:        Free Software Productivity Suite
 Name:           libreoffice
 Version:        3.3.1.2
-Release:        7%{?dist}
+Release:        8%{?dist}
 License:        LGPLv3 and LGPLv2+ and BSD and (MPLv1.1 or GPLv2 or LGPLv2 or Netscape) and (CDDL or GPLv2) and Public Domain
 Group:          Applications/Productivity
 URL:            http://www.documentfoundation.org/develop
@@ -121,6 +121,7 @@ Patch33: 0001-valgrind-don-t-leave-an-evil-thread-running-after-ma.patch
 Patch34: 0001-install-high-resolution-icons.patch
 Patch35: 0001-Resolves-rhbz-682716-pa-IN-isn-t-handled-by-fontconf.patch
 Patch36: 0001-Resolves-rhbz-682621-better-resizing-of-overtall-gly.patch
+Patch37: 0001-Related-rhbz-684477-make-sure-this-is-thread-safe.patch
 
 %{!?python_sitearch: %global python_sitearch %(%{__python} -c "from distutils.sysconfig import get_python_lib; print(get_python_lib(1))")}
 %define instdir %{_libdir}
@@ -760,6 +761,7 @@ mv -f redhat.soc extras/source/palettes/standard.soc
 %patch34 -p1 -b .install-high-resolution-icons.patch
 %patch35 -p1 -b .rhbz682716-pa-IN-isn-t-handled-by-fontconf.patch
 %patch36 -p1 -b .rhbz682621-better-resizing-of-overtall-gly.patch
+%patch37 -p1 -b .rhbz684477-make-sure-this-is-thread-safe.patch
 touch scripting/source/pyprov/delzip
 touch scripting/util/provider/beanshell/delzip
 touch scripting/util/provider/javascript/delzip
@@ -2105,6 +2107,9 @@ update-desktop-database %{_datadir}/applications &> /dev/null || :
 %{basisinstdir}/program/kde-open-url
 
 %changelog
+* Mon Mar 14 2011 Caolán McNamara <caolanm@redhat.com> 3.3.1.2-8
+- Related: rhbz#684477 make sure this is thread safe
+
 * Sun Mar 13 2011 Marek Kasik <mkasik@redhat.com> 3.3.1.2-7
 - Rebuild (poppler-0.16.3)