diff --git a/perl-Hash-Merge.spec b/perl-Hash-Merge.spec
index a75f964..7950b14 100644
--- a/perl-Hash-Merge.spec
+++ b/perl-Hash-Merge.spec
@@ -1,6 +1,6 @@
 Name:           perl-Hash-Merge
 Version:        0.12
-Release:        6%{?dist}
+Release:        7%{?dist}
 Summary:        Merges arbitrary deep hashes into a single hash
 Group:          Development/Libraries
 License:        GPL+ or Artistic
@@ -11,6 +11,8 @@ BuildArch:      noarch
 
 BuildRequires:  perl(Test::More), perl(Clone), perl(ExtUtils::MakeMaker)
 Requires:  perl(:MODULE_COMPAT_%(eval "`%{__perl} -V:version`"; echo $version))
+# required but not detected automatically
+Requires:  perl(Clone)
 
 %{?perl_default_filter}
 
@@ -46,6 +48,9 @@ rm -rf %{buildroot}
 
 
 %changelog
+* Mon Apr 09 2012 Iain Arnell <iarnell@gmail.com> 0.12-7
+- explicitly require perl(Clone)
+
 * Fri Jan 13 2012 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 0.12-6
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_17_Mass_Rebuild