diff --git a/xmms2.spec b/xmms2.spec
index 6afd672..2a37641 100644
--- a/xmms2.spec
+++ b/xmms2.spec
@@ -6,7 +6,7 @@
 Name:			xmms2
 Summary: 		A modular audio framework and plugin architecture
 Version:		0.7
-Release:		4.1%{?dist}
+Release:		5%{?dist}
 License:		LGPLv2+ and GPLv2+ and BSD
 Group:			Applications/Multimedia
 # We can't use the upstream source tarball as-is, because it includes an mp4 decoder.
@@ -123,7 +123,7 @@ sed -i 's|"lib"|"%{_lib}"|g' wscript
 export CFLAGS="%{optflags}"
 export CPPFLAGS="%{optflags}"
 export LIBDIR="%{_libdir}"
-./waf configure --prefix=%{_prefix} --libdir=%{_libdir} --with-ruby-libdir=%{ruby_sitearch} --with-perl-archdir=%{perl_archlib} --with-pkgconfigdir=%{_libdir}/pkgconfig
+./waf configure --prefix=%{_prefix} --libdir=%{_libdir} --with-ruby-libdir=%{ruby_sitearch} --with-perl-archdir=%{perl_archlib} --with-pkgconfigdir=%{_libdir}/pkgconfig -j1
 ./waf build -v %{?_smp_mflags}
 # make the docs
 doxygen
@@ -196,6 +196,9 @@ rm -rf %{buildroot}
 %{_mandir}/man1/nyxmms2.*
 
 %changelog
+* Sat Jul 31 2010 Orcan Ogetbil <oget[dot]fedora[at]gmail[dot]com> - 0.7-5
+- Add -j1 to the "./waf configure" line.
+
 * Thu Jul 22 2010 David Malcolm <dmalcolm@redhat.com> - 0.7-4.1
 - Rebuilt for https://fedoraproject.org/wiki/Features/Python_2.7/MassRebuild