diff --git a/.gitignore b/.gitignore
index 8bbeeb5..133c321 100644
--- a/.gitignore
+++ b/.gitignore
@@ -23,3 +23,4 @@
 /Math-BigInt-1.999808.tar.gz
 /Math-BigInt-1.999809.tar.gz
 /Math-BigInt-1.999810.tar.gz
+/Math-BigInt-1.999811.tar.gz
diff --git a/perl-Math-BigInt.spec b/perl-Math-BigInt.spec
index c3eebef..90672aa 100644
--- a/perl-Math-BigInt.spec
+++ b/perl-Math-BigInt.spec
@@ -1,20 +1,17 @@
 Name:           perl-Math-BigInt
-%global cpan_version 1.999810
+%global cpan_version 1.999811
 # Keep 4-digit version to compete with perl.spec
 Version:        %(echo %{cpan_version} | sed 's/\(\.....\)/\1./')
 Release:        1%{?dist}
 Summary:        Arbitrary-size integer and float mathematics
 License:        GPL+ or Artistic
-Group:          Development/Libraries
 URL:            http://search.cpan.org/dist/Math-BigInt/
 Source0:        http://www.cpan.org/authors/id/P/PJ/PJACKLAM/Math-BigInt-%{cpan_version}.tar.gz
 BuildArch:      noarch
-BuildRequires:  coreutils
-BuildRequires:  findutils
 BuildRequires:  make
 BuildRequires:  perl
 BuildRequires:  perl-generators
-BuildRequires:  perl(ExtUtils::MakeMaker)
+BuildRequires:  perl(ExtUtils::MakeMaker) >= 6.76
 BuildRequires:  perl(strict)
 BuildRequires:  perl(warnings)
 BuildRequires:  sed
@@ -54,17 +51,13 @@ This provides Perl modules for arbitrary-size integer and float mathematics.
 
 %prep
 %setup -q -n Math-BigInt-%{cpan_version}
-# Remove a stray file
-rm lib/Math/BigInt.pm.bak
-sed -i -e '/^lib\/Math\/BigInt\.pm\.bak/d' MANIFEST
 
 %build
-perl Makefile.PL INSTALLDIRS=vendor
+perl Makefile.PL INSTALLDIRS=vendor NO_PACKLIST=1
 make %{?_smp_mflags}
 
 %install
 make pure_install DESTDIR=$RPM_BUILD_ROOT
-find $RPM_BUILD_ROOT -type f -name .packlist -delete
 %{_fixperms} $RPM_BUILD_ROOT/*
 
 %check
@@ -78,6 +71,9 @@ make test
 %{_mandir}/man3/*
 
 %changelog
+* Fri Mar 17 2017 Petr Pisar <ppisar@redhat.com> - 1.9998.11-1
+- 1.999811 bump
+
 * Thu Mar 02 2017 Petr Pisar <ppisar@redhat.com> - 1.9998.10-1
 - 1.999810 bump
 
diff --git a/sources b/sources
index b4fc9a6..a225ec0 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (Math-BigInt-1.999810.tar.gz) = c73672d4170040de2c9b275b9eb59fe7be0c71491fb8ea73773bf21b60facb040aa1e0696bd94ac4b64564fd9fdd7ae59dc8f893d8c6b94d974b6f4b3741a285
+SHA512 (Math-BigInt-1.999811.tar.gz) = 2b9e524911c04cc0396702deae9f87091d075ce815ec3687f2071eb94f33f01f4a47ec28f57711083cfc3ce77f419c348dfce2866a567f054ab77ee4fc7f494f