diff --git a/gmp-4.2.4-no-host-target-check.patch b/gmp-4.2.4-no-host-target-check.patch
new file mode 100644
index 0000000..2571216
--- /dev/null
+++ b/gmp-4.2.4-no-host-target-check.patch
@@ -0,0 +1,21 @@
+--- gmp-4.2.4/configure.in.BAD	2009-04-09 16:57:17.000000000 -0500
++++ gmp-4.2.4/configure.in	2009-04-09 16:57:49.000000000 -0500
+@@ -36,18 +36,6 @@
+ m4_pattern_allow(GMP_NAIL_BITS)
+ m4_pattern_allow(GMP_NUMB_BITS)
+ 
+-# If --target is not used then $target_alias is empty, but if say
+-# "./configure athlon-pc-freebsd3.5" is used, then all three of
+-# $build_alias, $host_alias and $target_alias are set to
+-# "athlon-pc-freebsd3.5".
+-#
+-if test -n "$target_alias" && test "$target_alias" != "$host_alias"; then
+-  AC_MSG_ERROR([--target is not appropriate for GMP
+-Use --build=CPU-VENDOR-OS if you need to specify your CPU and/or system
+-explicitly.  Use --host if cross-compiling (see "Installing GMP" in the
+-manual for more on this).])
+-fi
+-
+ GMP_INIT(config.m4)
+ 
+ AC_CANONICAL_HOST
diff --git a/gmp.spec b/gmp.spec
index cfda54f..b72d6b8 100644
--- a/gmp.spec
+++ b/gmp.spec
@@ -6,12 +6,13 @@
 Summary: A GNU arbitrary precision library
 Name: gmp
 Version: 4.2.4
-Release: 5%{?dist}
+Release: 6%{?dist}
 URL: http://gmplib.org/
 Source0: ftp://ftp.gnu.org/pub/gnu/gmp/gmp-%{version}.tar.bz2
 Source2: gmp.h
 Source3: gmp-mparam.h
 Patch0: gmp-4.0.1-s390.patch
+Patch1: gmp-4.2.4-no-host-target-check.patch
 License: LGPLv3+
 Group: System Environment/Libraries
 BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
@@ -58,6 +59,7 @@ in applications.
 %prep
 %setup -q 
 %patch0 -p1 -b .s390
+%patch1 -p1 -b .no-host-target
 
 %build
 autoreconf -if
@@ -196,6 +198,9 @@ rm -rf $RPM_BUILD_ROOT
 
 
 %changelog
+* Thu Apr 09 2009 Dennis Gilmore <dennis@ausil.us> - 4.2.4-6
+- no check that --host and --target are the same when building i586  or sparcv9 they are not
+
 * Tue Feb 24 2009 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 4.2.4-5
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_11_Mass_Rebuild