diff --git a/sudo.spec b/sudo.spec
index 070c5a1..cca9415 100644
--- a/sudo.spec
+++ b/sudo.spec
@@ -1,7 +1,7 @@
 Summary: Allows restricted root access for specified users
 Name: sudo
 Version: 1.7.4p5
-Release: 3%{?dist}
+Release: 4%{?dist}
 License: ISC
 Group: Applications/System
 URL: http://www.courtesan.com/sudo/
@@ -64,7 +64,7 @@ F_PIE=-fPIE
 F_PIE=-fpie
 %endif
 
-export CFLAGS="$RPM_OPT_FLAGS $F_PIE" LDFLAGS="-pie"
+export CFLAGS="$RPM_OPT_FLAGS $F_PIE" LDFLAGS="-pie -Wl,-z,relro -Wl,-z,now"
 
 %configure \
         --prefix=%{_prefix} \
@@ -147,6 +147,9 @@ rm -rf $RPM_BUILD_ROOT
 /bin/chmod 0440 /etc/sudoers || :
 
 %changelog
+* Fri Jun  3 2011 Daniel Kopecek <dkopecek@redhat.com> - 1.7.4p5-4
+- build with RELPRO
+
 * Wed Feb 09 2011 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 1.7.4p5-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_15_Mass_Rebuild