diff --git a/.gitignore b/.gitignore
index e69de29..29b0e33 100644
--- a/.gitignore
+++ b/.gitignore
@@ -0,0 +1 @@
+/bignum-0.47.tar.gz
diff --git a/perl-bignum.spec b/perl-bignum.spec
new file mode 100644
index 0000000..8564131
--- /dev/null
+++ b/perl-bignum.spec
@@ -0,0 +1,70 @@
+Name:           perl-bignum
+Version:        0.47
+Release:        1%{?dist}
+Summary:        Transparent big number support for Perl
+License:        GPL+ or Artistic
+Group:          Development/Libraries
+URL:            http://search.cpan.org/dist/bignum/
+Source0:        http://www.cpan.org/authors/id/P/PJ/PJACKLAM/bignum-%{version}.tar.gz
+BuildArch:      noarch
+BuildRequires:  findutils
+BuildRequires:  make
+BuildRequires:  perl
+BuildRequires:  perl-generators
+BuildRequires:  perl(ExtUtils::MakeMaker)
+BuildRequires:  perl(strict)
+BuildRequires:  perl(warnings)
+# Run-time:
+BuildRequires:  perl(:VERSION) >= 5.6.0
+BuildRequires:  perl(Carp)
+BuildRequires:  perl(constant)
+BuildRequires:  perl(Exporter)
+BuildRequires:  perl(Math::BigFloat)
+BuildRequires:  perl(Math::BigInt) >= 1.999718
+BuildRequires:  perl(Math::BigRat) >= 0.12
+BuildRequires:  perl(overload)
+# Optional run-time:
+# Math::BigInt::Lite not packaged
+# Tests:
+# Algorithm::Combinatorics not used
+BuildRequires:  perl(Test::More) >= 0.47
+# Optional tests:
+# Module::Signature not used and not helpful
+# Socket not used
+Requires:       perl(:MODULE_COMPAT_%(eval "`perl -V:version`"; echo $version))
+Requires:       perl(Carp)
+Requires:       perl(Math::BigInt) >= 1.999718
+Requires:       perl(Math::BigRat) >= 0.12
+Conflicts:      perl < 4:5.22.0-348
+
+# Remove under-specified dependencies
+%global __requires_exclude %{?__requires_exclude:%{__requires_exclude}|}^perl\\(Math::BigInt\\)$
+
+%description
+This package attempts to make it easier to write scripts that use BigInts and
+BigFloats in a transparent way.
+
+%prep
+%setup -q -n bignum-%{version}
+
+%build
+perl Makefile.PL INSTALLDIRS=vendor
+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
+make test
+
+%files
+%license LICENSE
+%doc BUGS CHANGES README TODO
+%{perl_vendorlib}/*
+%{_mandir}/man3/*
+
+%changelog
+* Fri Dec 23 2016 Petr Pisar <ppisar@redhat.com> 0.47-1
+- Specfile autogenerated by cpanspec 1.78.
diff --git a/sources b/sources
index e69de29..1ff33a6 100644
--- a/sources
+++ b/sources
@@ -0,0 +1 @@
+SHA512 (bignum-0.47.tar.gz) = 64869f6f1511d3a977836fd5f0d87f737ee3fa5e8e0824409053013298da7a0881d3d685912b13fa295ee9cdbd650cc555aa5e54e58fdb3a84e8f21f548378a9