diff --git a/0001-WaE-assuming-signed-overflow-does-not-occur-when-ass.patch b/0001-WaE-assuming-signed-overflow-does-not-occur-when-ass.patch
new file mode 100644
index 0000000..e385b51
--- /dev/null
+++ b/0001-WaE-assuming-signed-overflow-does-not-occur-when-ass.patch
@@ -0,0 +1,37 @@
+From 37a3f9638315483114380a461f60abeab7809a3d Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Caol=C3=A1n=20McNamara?= <caolanm@redhat.com>
+Date: Thu, 18 Jul 2013 09:43:39 +0100
+Subject: [PATCH] WaE: assuming signed overflow does not occur when assuming...
+
+that (X + c) < X is always false [-Wstrict-overflow]
+
+Change-Id: I63880bf27ab7e34eb9e0be682b39b80b71d65103
+---
+ basebmp/source/bitmapdevice.cxx | 11 +++++++++--
+ 1 file changed, 9 insertions(+), 2 deletions(-)
+
+diff --git a/basebmp/source/bitmapdevice.cxx b/basebmp/source/bitmapdevice.cxx
+index fb08e32..00fc1c2 100644
+--- a/basebmp/source/bitmapdevice.cxx
++++ b/basebmp/source/bitmapdevice.cxx
+@@ -339,8 +339,15 @@ namespace
+         {
+             if( !mpDamage )
+                 return;
+-            basegfx::B2IPoint aEnd( rDamagePoint.getX() + 1,
+-                                    rDamagePoint.getY() + 1 );
++
++            sal_Int32 nX(rDamagePoint.getX());
++            sal_Int32 nY(rDamagePoint.getY());
++            if (nX < SAL_MAX_INT32)
++                ++nX;
++            if (nY < SAL_MAX_INT32)
++                ++nY;
++
++            basegfx::B2IPoint aEnd( nX, nY );
+             damaged( basegfx::B2IBox( rDamagePoint, aEnd ) );
+         }
+ 
+-- 
+1.8.3.1
+
diff --git a/libreoffice.spec b/libreoffice.spec
index 07dc02b..7f7be03 100644
--- a/libreoffice.spec
+++ b/libreoffice.spec
@@ -43,7 +43,7 @@ Summary:        Free Software Productivity Suite
 Name:           libreoffice
 Epoch:          1
 Version:        %{libo_version}.2
-Release:        4%{?libo_prerelease}%{?dist}
+Release:        5%{?libo_prerelease}%{?dist}
 License:        (MPLv1.1 or LGPLv3+) and LGPLv3 and LGPLv2+ and BSD and (MPLv1.1 or GPLv2 or LGPLv2 or Netscape) and Public Domain and ASL 2.0 and Artistic and MPLv2.0
 Group:          Applications/Productivity
 URL:            http://www.libreoffice.org/default/
@@ -254,6 +254,7 @@ Patch17: 0001-Resolves-rhbz-968892-force-render-full-grapheme-with.patch
 Patch18: 0001-Related-rhbz-968892-discard-impossible-languages-for.patch
 Patch19: 0002-Related-rhbz-968892-discard-impossible-languages-for.patch
 Patch20: 0001-rhbz-980387-fix-filter-selection-from-file-ext.patch
+Patch21: 0001-WaE-assuming-signed-overflow-does-not-occur-when-ass.patch
 
 %define instdir %{_libdir}
 %define baseinstdir %{instdir}/libreoffice
@@ -990,6 +991,7 @@ mv -f redhat.soc extras/source/palettes/standard.soc
 %patch18 -p1 -b .rhbz-968892-discard-impossible-languages-for.patch
 %patch19 -p1 -b .rhbz-968892-discard-impossible-languages-for.patch
 %patch20 -p1 -b .rhbz-980387-fix-filter-selection-from-file-ext.patch
+%patch21 -p1 -b .WaE-assuming-signed-overflow-does-not-occur-when-ass.patch
 
 # TODO: check this
 # these are horribly incomplete--empty translations and copied english
@@ -2077,6 +2079,9 @@ update-desktop-database %{_datadir}/applications &> /dev/null || :
 %endif
 
 %changelog
+* Thu Jul 18 2013 Caolán McNamara <caolanm@redhat.com> - 1:4.1.0.2-5
+- silence scary gcc warning
+
 * Tue Jul 16 2013 David Tardon <dtardon@redhat.com> - 1:4.1.0.2-4
 - bump release