diff --git a/perl-Class-Unload.spec b/perl-Class-Unload.spec
index 628059e..ee327ee 100644
--- a/perl-Class-Unload.spec
+++ b/perl-Class-Unload.spec
@@ -11,6 +11,7 @@ BuildRequires:  coreutils
 BuildRequires:  findutils
 BuildRequires:  make
 BuildRequires:  perl
+BuildRequires:  perl-generators
 BuildRequires:  perl(ExtUtils::MakeMaker) >= 6.30
 BuildRequires:  perl(strict)
 BuildRequires:  perl(warnings)