diff --git a/byaccj.spec b/byaccj.spec
index a41d7e9..b0d54c3 100644
--- a/byaccj.spec
+++ b/byaccj.spec
@@ -31,7 +31,7 @@
 Summary:	Parser Generator with Java Extension
 Name:		byaccj
 Version:	1.14
-Release:	3%{?dist}
+Release:	4%{?dist}
 Epoch:		0
 License:	Public Domain
 URL:		http://byaccj.sourceforge.net/
@@ -57,7 +57,7 @@ Java now!
 
 %build
 pushd src
-make linux
+make linux CFLAGS="%{optflags}"
 popd
 
 sed -i 's/\r//g' docs/tf.y
@@ -90,6 +90,9 @@ rm -rf %{buildroot}
 
 
 %changelog
+* Sun May 10 2009 Ville Skyttä <ville.skytta at iki.fi> - 0:1.14-4
+- Build with %%{optflags} (#500022).
+
 * Mon Feb 23 2009 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 0:1.14-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_11_Mass_Rebuild