diff --git a/redhat-rpm-config-9.1.0-stackprotector-strong.patch b/redhat-rpm-config-9.1.0-stackprotector-strong.patch
new file mode 100644
index 0000000..0e1820a
--- /dev/null
+++ b/redhat-rpm-config-9.1.0-stackprotector-strong.patch
@@ -0,0 +1,12 @@
+diff -up redhat-rpm-config-9.1.0/macros.stackprotector-strong redhat-rpm-config-9.1.0/macros
+--- redhat-rpm-config-9.1.0/macros.stackprotector-strong	2013-07-04 10:21:30.078245504 +0300
++++ redhat-rpm-config-9.1.0/macros	2013-07-04 10:21:44.509357128 +0300
+@@ -178,7 +178,7 @@ package or when debugging this package.\
+ %_hardened_cflags	%{?_hardened_build:%{_hardening_cflags}}
+ %_hardened_ldflags	%{?_hardened_build:%{_hardening_ldflags}}
+ 
+-%__global_cflags	-O2 -g -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector --param=ssp-buffer-size=4 -grecord-gcc-switches %{_hardened_cflags}
++%__global_cflags	-O2 -g -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector-strong --param=ssp-buffer-size=4 -grecord-gcc-switches %{_hardened_cflags}
+ %__global_ldflags	-Wl,-z,relro %{_hardened_ldflags}
+ 
+ # Use these macros to differentiate between RH and other KMP implementation(s).
diff --git a/redhat-rpm-config.spec b/redhat-rpm-config.spec
index 2129b1b..af45423 100644
--- a/redhat-rpm-config.spec
+++ b/redhat-rpm-config.spec
@@ -1,7 +1,7 @@
 Summary: Red Hat specific rpm configuration files
 Name: redhat-rpm-config
 Version: 9.1.0
-Release: 46%{?dist}
+Release: 47%{?dist}
 # No version specified.
 License: GPL+
 Group: Development/System
@@ -56,6 +56,8 @@ Patch20: redhat-rpm-config-9.1.0-aarch64.patch
 Patch21: redhat-rpm-config-9.1.0-fcflags.patch
 # https://bugzilla.redhat.com/show_bug.cgi?id=669638
 Patch22: redhat-rpm-config-9.1.0-ncpus-max.patch
+# https://bugzilla.redhat.com/show_bug.cgi?id=978763
+Patch23: redhat-rpm-config-9.1.0-stackprotector-strong.patch
 BuildArch: noarch
 Requires: coreutils
 Requires: perl-srpm-macros
@@ -92,6 +94,7 @@ Red Hat specific rpm configuration files.
 %patch20 -p1
 %patch21 -p1
 %patch22 -p1
+%patch23 -p1
 
 %build
 
@@ -113,6 +116,9 @@ rm -rf ${RPM_BUILD_ROOT}
 %{_sysconfdir}/rpm/*
 
 %changelog
+* Thu Jul 04 2013 Panu Matilainen <pmatilai@redhat.com> - 9.1.0-47
+- switch from -fstack-protector to -fstack-protector-strong (#978763)
+
 * Thu Jun 27 2013 Panu Matilainen <pmatilai@redhat.com> - - 9.1.0-46
 - make cpu limit for building configurable through _smp_ncpus_max macro