diff --git a/limit-smp-16-threads.patch b/limit-smp-16-threads.patch
new file mode 100644
index 0000000..0182de7
--- /dev/null
+++ b/limit-smp-16-threads.patch
@@ -0,0 +1,13 @@
+diff -Nur redhat-rpm-config-9.0.2-orig/macros redhat-rpm-config-9.0.2/macros
+--- redhat-rpm-config-9.0.2-orig/macros	2008-04-03 02:14:54.000000000 -0500
++++ redhat-rpm-config-9.0.2/macros	2008-05-20 13:33:15.000000000 -0500
+@@ -68,7 +68,8 @@
+ 
+ %_smp_mflags %([ -z "$RPM_BUILD_NCPUS" ] \\\
+ 	&& RPM_BUILD_NCPUS="`/usr/bin/getconf _NPROCESSORS_ONLN`"; \\\
+-	[ "$RPM_BUILD_NCPUS" -gt 1 ] && echo "-j$RPM_BUILD_NCPUS")
++        if [ "$RPM_BUILD_NCPUS" -gt 16 ]; then echo "-j16"; \\\
++        elif [ "$RPM_BUILD_NCPUS" -gt 1 ]; then echo "-j$RPM_BUILD_NCPUS"; fi)
+ 
+ #==============================================================================
+ # ---- Build policy macros.
diff --git a/redhat-rpm-config.spec b/redhat-rpm-config.spec
index 048d1c4..18e5042 100644
--- a/redhat-rpm-config.spec
+++ b/redhat-rpm-config.spec
@@ -1,10 +1,11 @@
 Summary: Red Hat specific rpm configuration files.
 Name: redhat-rpm-config
 Version: 9.0.2
-Release: 1%{?dist}
+Release: 2%{?dist}
 License: GPL
 Group: Development/System
 Source: redhat-rpm-config-%{version}.tar.bz2
+Patch0: limit-smp-16-threads.patch
 BuildArch: noarch
 Requires: mktemp
 # if rpm-build is present (thus building rpms), we need newer for 
@@ -21,6 +22,7 @@ Red Hat specific rpm configuration files.
 
 %prep
 %setup -q
+%patch0 -p1
 
 %install
 make DESTDIR=${RPM_BUILD_ROOT} install
@@ -33,6 +35,9 @@ rm -rf ${RPM_BUILD_ROOT}
 %{_prefix}/lib/rpm/redhat
 
 %changelog
+* Tue May 20 2008 Dennis Gilmore <dennis@ausil.us> - 9.0.2-2
+- limit smp to 16 threads
+
 * Thu Apr 03 2008 Jon Masters <jcm@redhat.com> - 9.0.2-1
 - Remove smp dependencies
 - Update config.guess|sub files