diff --git a/perl-String-Diff.spec b/perl-String-Diff.spec
index 888d269..fd44dae 100644
--- a/perl-String-Diff.spec
+++ b/perl-String-Diff.spec
@@ -30,10 +30,12 @@ BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 BuildRequires:  perl
 BuildRequires:  perl-macros
 BuildRequires:  perl(Algorithm::Diff)
+BuildRequires:  perl(HTML::Entities)
 BuildRequires:  perl(Module::Install)
 BuildRequires:  perl(Test::Base)
 BuildRequires:  perl(YAML)
 Requires:       perl(Algorithm::Diff)
+Requires:       perl(HTML::Entities)
 %{perl_requires}
 
 %description