diff --git a/ginac-build-gcc43.patch b/ginac-build-gcc43.patch
new file mode 100644
index 0000000..f3ce07f
--- /dev/null
+++ b/ginac-build-gcc43.patch
@@ -0,0 +1,21 @@
+diff -up ginac-1.4.1/ginac/numeric.cpp.fix ginac-1.4.1/ginac/numeric.cpp
+--- ginac-1.4.1/ginac/numeric.cpp.fix	2008-03-02 04:03:11.000000000 -0700
++++ ginac-1.4.1/ginac/numeric.cpp	2008-03-02 04:06:10.000000000 -0700
+@@ -408,7 +408,7 @@ static inline bool coerce(T1& dst, const
+  * @sa http://www.ginac.de/pipermail/cln-list/2006-October/000248.html
+  */
+ template<>
+-static inline bool coerce<int, cln::cl_I>(int& dst, const cln::cl_I& arg) 
++inline bool coerce<int, cln::cl_I>(int& dst, const cln::cl_I& arg) 
+ {
+ 	static const cln::cl_I cl_max_int = 
+ 		(cln::cl_I)(long)(std::numeric_limits<int>::max());
+@@ -422,7 +422,7 @@ static inline bool coerce<int, cln::cl_I
+ }
+ 
+ template<>
+-static inline bool coerce<unsigned int, cln::cl_I>(unsigned int& dst, const cln::cl_I& arg)
++inline bool coerce<unsigned int, cln::cl_I>(unsigned int& dst, const cln::cl_I& arg)
+ {
+ 	static const cln::cl_I cl_max_uint = 
+ 		(cln::cl_I)(unsigned long)(std::numeric_limits<unsigned int>::max());
diff --git a/ginac.spec b/ginac.spec
index bd40712..d7f90e3 100644
--- a/ginac.spec
+++ b/ginac.spec
@@ -1,12 +1,13 @@
 Name:           ginac
 Version:        1.4.1
-Release:        3%{?dist}
+Release:        4%{?dist}
 Summary:        C++ library for symbolic calculations
 
 Group:          System Environment/Libraries
 License:        GPLv2+
 URL:            http://www.ginac.de/
 Source0:        http://www.ginac.de/%{name}-%{version}.tar.bz2
+Patch0:         %{name}-build-gcc43.patch
 BuildRoot:      %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
 
 Requires(post): /sbin/install-info
@@ -54,6 +55,7 @@ the tool "viewgar" which displays the contents of GiNaC archives.
 
 %prep
 %setup -q
+%patch0 -p1
 
 %build
 %configure --disable-dependency-tracking --disable-static
@@ -99,6 +101,10 @@ fi
 %{_mandir}/man?/*
 
 %changelog
+* Sun Mar  2 2008 Alex Lancaster <alexlan[AT]fedoraproject org> - 1.4.1-4
+- Patch for building with GCC 4.3 (this has been applied upstream and so
+  can be dropped in the next release of ginac).
+
 * Wed Feb 27 2008 Quentin Spencer <qspencer@users.sf.net> 1.4.1-3
 - Rebuild for new release of cln.