diff --git a/perl-Spiffy.spec b/perl-Spiffy.spec
index 63adb20..060e1d4 100644
--- a/perl-Spiffy.spec
+++ b/perl-Spiffy.spec
@@ -1,6 +1,6 @@
 Name:           perl-Spiffy
 Version:        0.30
-Release:        4%{?dist}
+Release:        5%{?dist}
 Summary:        Framework for doing object oriented (OO) programming in Perl
 License:        GPL or Artistic
 Group:          Development/Libraries
@@ -20,11 +20,11 @@ straightforward and (perhaps someday) standard way.
 %prep
 %setup -q -n Spiffy-%{version}
 
-cat <<XXX > %{name}-prov
+cat <<'END' > %{_sourcedir}/%{name}-prov
 #!/bin/sh
-%{__perl_provides} $* | sed -e '/^perl(DB)$/d'
-XXX
-%define __perl_provides %{_builddir}/Spiffy-%{version}/%{name}-prov
+%{__perl_provides} "$@" | sed -e '/^perl(DB)$/d'
+END
+%define __perl_provides %{_sourcedir}/%{name}-prov
 chmod +x %{__perl_provides}
 
 %build
@@ -57,6 +57,9 @@ rm -rf $RPM_BUILD_ROOT
 %{_mandir}/man3/*
 
 %changelog
+* Tue Feb 28 2006 Steven Pritchard <steve@kspei.com> 0.30-5
+- Improve filter.
+
 * Mon Feb 27 2006 Steven Pritchard <steve@kspei.com> 0.30-4
 - Drop dummy mixin.pm.