diff --git a/amanda.spec b/amanda.spec
index 5bbb9d1..59eedbb 100644
--- a/amanda.spec
+++ b/amanda.spec
@@ -8,7 +8,7 @@
 Summary: A network-capable tape backup solution
 Name: amanda
 Version: 3.3.0
-Release: 5%{?dist}
+Release: 6%{?dist}
 Source: http://downloads.sourceforge.net/amanda/amanda-%%{version}.tar.gz
 Source1: amanda.crontab
 Source4: disklist
@@ -38,7 +38,7 @@ Requires: perl(:MODULE_COMPAT_%(eval "`%{__perl} -V:version`"; echo $version))
 Obsoletes: amanda-devel < 2.6.1p2-5
 Provides: amanda-devel = 2.6.1p2-5
 
-%global __perl_provides /bin/sh -c "/usr/lib/rpm/perl.prov | grep -v \\\"perl(Math::BigInt)\\\""
+%global __provides_exclude %{?__provides_exclude:%__provides_exclude|}^perl\\(Math::BigInt\\)
 
 %description 
 AMANDA, the Advanced Maryland Automatic Network Disk Archiver, is a
@@ -435,6 +435,9 @@ rm -rf ${RPM_BUILD_ROOT}
 
 
 %changelog
+* Tue Sep 18 2012 Petr Pisar <ppisar@redhat.com> - 3.3.0-6
+- Do not provide perl(Math::BigInt) (bug #648321)
+
 * Wed Apr 18 2012 Lukáš Nykrýn <lnykryn@redhat.com>> - 3.3.0-5
 - Fix building issues with newer glib