diff --git a/libSM.spec b/libSM.spec
index 0568fd4..31842bd 100644
--- a/libSM.spec
+++ b/libSM.spec
@@ -1,13 +1,14 @@
 Summary: X.Org X11 SM runtime library
 Name: libSM
 Version: 1.2.1
-Release: 3%{?dist}
+Release: 4%{?dist}
 License: MIT
 Group: System Environment/Libraries
 URL: http://www.x.org
 
 Source0: ftp://ftp.x.org/pub/individual/lib/%{name}-%{version}.tar.bz2
 
+BuildRequires: autoconf automake libtool
 BuildRequires: pkgconfig
 BuildRequires: xorg-x11-proto-devel
 BuildRequires: xorg-x11-xtrans-devel >= 1.0.3-4
@@ -30,6 +31,7 @@ The X.Org X11 SM (Session Management) development package.
 %setup -q
 
 %build
+autoreconf -v --install --force
 
 %configure --with-libuuid --disable-static
 make %{_smp_mflags}
@@ -67,6 +69,9 @@ rm -rf $RPM_BUILD_ROOT
 %{_libdir}/pkgconfig/sm.pc
 
 %changelog
+* Thu Mar 07 2013 Peter Hutterer <peter.hutterer@redhat.com> - 1.2.1-4
+- autoreconf for aarch64
+
 * Thu Feb 14 2013 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 1.2.1-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_19_Mass_Rebuild