diff --git a/libSM.spec b/libSM.spec
index 31842bd..6ae0c9f 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: 4%{?dist}
+Release: 5%{?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: xorg-x11-util-macros
 BuildRequires: autoconf automake libtool
 BuildRequires: pkgconfig
 BuildRequires: xorg-x11-proto-devel
@@ -69,6 +70,9 @@ rm -rf $RPM_BUILD_ROOT
 %{_libdir}/pkgconfig/sm.pc
 
 %changelog
+* Thu Mar 07 2013 Peter Hutterer <peter.hutterer@redhat.com> - 1.2.1-5
+- autoreconf needs xorg-x11-util-macros
+
 * Thu Mar 07 2013 Peter Hutterer <peter.hutterer@redhat.com> - 1.2.1-4
 - autoreconf for aarch64