diff --git a/ddrescue.spec b/ddrescue.spec
index 22f39de..d7ca629 100644
--- a/ddrescue.spec
+++ b/ddrescue.spec
@@ -1,6 +1,6 @@
 Name:           ddrescue
 Version:        1.8
-Release:        4%{?dist}
+Release:        5%{?dist}
 Summary:        Data recovery tool trying hard to rescue data in case of read errors
 Group:          Applications/System
 License:        GPLv3+
@@ -24,7 +24,8 @@ fill in the gaps.
 
 
 %build
-%configure
+# not a real autotools configure script, flags need to be passed specially
+%configure CFLAGS="%{optflags}" CXXFLAGS="%{optflags}"
 make %{?_smp_mflags}
 
 
@@ -55,6 +56,9 @@ fi
 %{_infodir}/%{name}.info*
 
 %changelog
+* Wed Apr 22 2009 Ville Skyttä <ville.skytta@iki.fi> - 1.8-5
+- Build with $RPM_OPT_FLAGS (#497152).
+
 * Tue Feb 24 2009 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 1.8-4
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_11_Mass_Rebuild