diff --git a/perl-Test-Without-Module.spec b/perl-Test-Without-Module.spec
index d3ced1a..e2f89d5 100644
--- a/perl-Test-Without-Module.spec
+++ b/perl-Test-Without-Module.spec
@@ -1,19 +1,27 @@
 Name:           perl-Test-Without-Module
 Version:        0.20
-Release:        3%{?dist}
+Release:        4%{?dist}
 Summary:        Test fallback behavior in absence of modules
 License:        GPL+ or Artistic
 
 URL:            http://search.cpan.org/dist/Test-Without-Module/
 Source0:        http://www.cpan.org/modules/by-module/Test/Test-Without-Module-%{version}.tar.gz
 BuildArch:      noarch
+BuildRequires:  findutils
+BuildRequires:  make
 BuildRequires:  perl-generators
-BuildRequires:  perl(Carp)
+BuildRequires:  perl-interpreter
+BuildRequires:  sed
 BuildRequires:  perl(ExtUtils::MakeMaker) >= 6.76
-BuildRequires:  perl(File::Slurp)
-BuildRequires:  perl(File::Spec)
+# Run-time:
+BuildRequires:  perl(Carp)
+BuildRequires:  perl(strict)
+BuildRequires:  perl(vars)
+# Tests:
+BuildRequires:  perl(Data::Dumper)
+BuildRequires:  perl(File::Find)
+BuildRequires:  perl(Symbol)
 BuildRequires:  perl(Test::More)
-BuildRequires:  perl(Test::Pod)
 Requires:       perl(:MODULE_COMPAT_%(eval "`%{__perl} -V:version`"; echo $version))
 
 %{?perl_default_filter}
@@ -45,6 +53,9 @@ make test
 %{_mandir}/man3/Test*
 
 %changelog
+* Fri Dec 08 2017 Petr Pisar <ppisar@redhat.com> - 0.20-4
+- Specify all dependencies
+
 * Thu Jul 27 2017 Fedora Release Engineering <releng@fedoraproject.org> - 0.20-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Mass_Rebuild