diff --git a/perl-Digest-SHA1.spec b/perl-Digest-SHA1.spec
index 541122c..4b2a981 100644
--- a/perl-Digest-SHA1.spec
+++ b/perl-Digest-SHA1.spec
@@ -13,6 +13,7 @@ BuildRequires:  glibc-common
 BuildRequires:  make
 BuildRequires:  perl
 BuildRequires:  perl-devel
+BuildRequires:  perl-generators
 BuildRequires:  perl(ExtUtils::MakeMaker) >= 6.76
 # Run-time
 BuildRequires:  perl(Digest::base)