diff --git a/libvorbis.spec b/libvorbis.spec
index ec5cc03..1a4ed9b 100644
--- a/libvorbis.spec
+++ b/libvorbis.spec
@@ -3,7 +3,7 @@
 Summary:	The Vorbis General Audio Compression Codec
 Name:		libvorbis
 Version:	1.3.4
-Release:	4%{?dist}
+Release:	5%{?dist}
 Epoch:		1
 Group:		System Environment/Libraries
 License:	BSD
@@ -44,7 +44,7 @@ Documentation for developing applications with libvorbis.
 
 %setup -q
 %patch0 -p1 -b .needed
-sed -i "s/-O20/$RPM_OPT_FLAGS/" configure
+sed -i "s|-O20|$RPM_OPT_FLAGS|" configure
 sed -i "s/-ffast-math//" configure
 sed -i "s/-mcpu=750//" configure
 
@@ -86,6 +86,9 @@ make check
 %postun -p /sbin/ldconfig
 
 %changelog
+* Wed Jun 17 2015 Yaakov Selkowitz <yselkowi@redhat.com> - 1:1.3.4-5
+- Fix build for https://fedoraproject.org/wiki/Changes/Harden_All_Packages
+
 * Wed Jun 17 2015 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 1:1.3.4-4
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_23_Mass_Rebuild