diff --git a/libvirt-qemu.patch b/libvirt-qemu.patch
new file mode 100644
index 0000000..603d8cf
--- /dev/null
+++ b/libvirt-qemu.patch
@@ -0,0 +1,14 @@
+diff -rup libvirt-0.3.1.orig/src/qemu_conf.c libvirt-0.3.1.new/src/qemu_conf.c
+--- libvirt-0.3.1.orig/src/qemu_conf.c	2007-07-24 11:06:38.000000000 -0400
++++ libvirt-0.3.1.new/src/qemu_conf.c	2007-07-26 10:22:09.000000000 -0400
+@@ -1088,6 +1088,10 @@ static struct qemud_vm_def *qemudParseXM
+     if ((obj == NULL) || (obj->type != XPATH_STRING) ||
+         (obj->stringval == NULL) || (obj->stringval[0] == 0)) {
+         const char *defaultMachine = qemudDefaultMachineForArch(def->os.arch);
++        if (!defaultMachine) {
++            qemudReportError(conn, NULL, NULL, VIR_ERR_INTERNAL_ERROR, "unsupported arch %s", def->os.arch);
++            goto error;
++        }
+         if (strlen(defaultMachine) >= (QEMUD_OS_MACHINE_MAX_LEN-1)) {
+             qemudReportError(conn, NULL, NULL, VIR_ERR_INTERNAL_ERROR, "%s", "machine type too long");
+             goto error;
diff --git a/libvirt.spec b/libvirt.spec
index c1fd8b8..a553c6a 100644
--- a/libvirt.spec
+++ b/libvirt.spec
@@ -3,7 +3,7 @@
 Summary: Library providing a simple API virtualization
 Name: libvirt
 Version: 0.3.1
-Release: 2%{?dist}%{?extra_release}
+Release: 3%{?dist}%{?extra_release}
 License: LGPL
 Group: Development/Libraries
 Source: libvirt-%{version}.tar.gz
@@ -24,6 +24,7 @@ BuildRequires: gettext
 BuildRequires: gnutls-devel
 Obsoletes: libvir
 ExclusiveArch: i386 x86_64 ia64
+Patch0: libvirt-qemu.patch
 
 %description
 Libvirt is a C toolkit to interract with the virtualization capabilities
@@ -54,6 +55,7 @@ of recent versions of Linux (and other OSes).
 
 %prep
 %setup -q
+%patch0 -p1
 
 %build
 %configure --with-init-script=redhat --with-qemud-pid-file=%{_localstatedir}/run/libvirt_qemud.pid --with-remote-file=%{_localstatedir}/run/libvirtd.pid
@@ -165,6 +167,9 @@ fi
 %doc docs/examples/python
 
 %changelog
+* Thu Jul 26 2007 Daniel Veillard <veillard@redhat.com> - 0.3.1-3.fc8
+- adds fix for bug #249594
+
 * Wed Jul 25 2007 Jesse Keating <jkeating@redhat.com> - 0.3.1-2
 - Rebuild for RH #249435