diff --git a/perl-Math-Int128.rpmlintrc b/perl-Math-Int128.rpmlintrc
new file mode 100644
index 0000000..a5d5f5e
--- /dev/null
+++ b/perl-Math-Int128.rpmlintrc
@@ -0,0 +1 @@
+addFilter('-tests\.noarch: W: no-documentation')
diff --git a/perl-Math-Int128.spec b/perl-Math-Int128.spec
index dabf97a..e8d9470 100644
--- a/perl-Math-Int128.spec
+++ b/perl-Math-Int128.spec
@@ -1,6 +1,6 @@
 Name:           perl-Math-Int128
 Version:        0.22
-Release:        5%{?dist}
+Release:        6%{?dist}
 Summary:        Manipulate 128-bit integers in Perl
 # lib/Math/Int128.pm:                   GPL+ or Artistic
 # lib/Math/Int128/die_on_overflow.pm:   GPL+ or Artistic
@@ -44,27 +44,43 @@ BuildRequires:  perl(integer)
 BuildRequires:  perl(IO::Handle)
 BuildRequires:  perl(IPC::Open3)
 BuildRequires:  perl(Math::BigInt)
-# Pod::Wordlist not used
-# Test::CPAN::Changes not used
-# Test::EOL not used
-# Test::NoTabs not used
-# Test::Pod not used
-# Test::Spelling not used
-# Test::Synopsis not used
 BuildRequires:  perl(Test::More) >= 0.96
 Requires:       perl(:MODULE_COMPAT_%(eval "`perl -V:version`"; echo $version))
 # This software needs a compiler with a 128-bit integer type. GCC for 32-bit
 # targets does not support it. Bugs #1871733, #1871735.
 ExcludeArch:    %{arm32} %{ix86}
 
+# Remove underspecified dependencies
+%global __requires_exclude %{?__requires_exclude:%{__requires_exclude}|}^perl\\(Test::More\\)
+
 %description
 This module adds support for 128-bit integers, signed and unsigned, to Perl.
 
+%package tests
+Summary:        Tests for %{name}
+BuildArch:      noarch
+Requires:       %{name} = %{?epoch:%{epoch}:}%{version}-%{release}
+Requires:       perl-Test-Harness
+# blib not used
+Requires:       perl(Test::More) >= 0.96
+
+%description tests
+Tests from %{name}. Execute them
+with "%{_libexecdir}/%{name}/test".
+
 %prep
 %setup -q -n Math-Int128-%{version}
 # Remove the bundled modules
 rm -r ./inc
 perl -i -ne 'print $_ unless m{\Ainc/}' MANIFEST
+# Remove release and author tests which are skipped by default
+rm t/author-* t/release-*
+perl -i -ne 'print $_ unless m{\At\/(?:author|release)-}' MANIFEST
+# Help generators to recognize Perl scripts
+for F in t/*.t; do
+    perl -i -MConfig -ple 'print $Config{startperl} if $. == 1 && !s{\A#!\s*perl}{$Config{startperl}}' "$F"
+    chmod +x "$F"
+done
 
 %build
 perl Makefile.PL INSTALLDIRS=vendor NO_PACKLIST=1 NO_PERLLOCAL=1 OPTIMIZE="$RPM_OPT_FLAGS"
@@ -72,11 +88,21 @@ perl Makefile.PL INSTALLDIRS=vendor NO_PACKLIST=1 NO_PERLLOCAL=1 OPTIMIZE="$RPM_
 
 %install
 %{make_install}
-find $RPM_BUILD_ROOT -type f -name '*.bs' -size 0 -delete
-%{_fixperms} $RPM_BUILD_ROOT/*
+find %{buildroot} -type f -name '*.bs' -size 0 -delete
+%{_fixperms} %{buildroot}/*
+# Install tests
+mkdir -p %{buildroot}%{_libexecdir}/%{name}
+cp -a t %{buildroot}%{_libexecdir}/%{name}
+cat > %{buildroot}%{_libexecdir}/%{name}/test << 'EOF'
+#!/bin/sh
+unset AUTHOR_TESTING
+cd %{_libexecdir}/%{name} && exec prove -I . -j "$(getconf _NPROCESSORS_ONLN)"
+EOF
+chmod +x %{buildroot}%{_libexecdir}/%{name}/test
 
 %check
-unset AUTHOR_TESTING RELEASE_TESTING
+unset AUTHOR_TESTING
+export HARNESS_OPTIONS=j$(perl -e 'if ($ARGV[0] =~ /.*-j([0-9][0-9]*).*/) {print $1} else {print 1}' -- '%{?_smp_mflags}')
 make test
 
 %files
@@ -85,7 +111,13 @@ make test
 %{perl_vendorarch}/Math*
 %{_mandir}/man3/*
 
+%files tests
+%{_libexecdir}/%{name}
+
 %changelog
+* Wed Apr 20 2022 Petr Pisar <ppisar@redhat.com> - 0.22-6
+- Package tests
+
 * Fri Jan 21 2022 Fedora Release Engineering <releng@fedoraproject.org> - 0.22-5
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_36_Mass_Rebuild