diff --git a/ipv6calc.spec b/ipv6calc.spec
index 5ca4b55..28ee183 100644
--- a/ipv6calc.spec
+++ b/ipv6calc.spec
@@ -14,6 +14,7 @@ URL:		http://www.deepspace6.net/projects/%{name}.html
 License:	GPLv2
 Source:		ftp://ftp.bieringer.de/pub/linux/IPv6/ipv6calc/%{name}-%{version}.tar.gz
 BuildRequires:	openssl-devel
+BuildRequires:	perl-generators
 BuildRequires:	perl(Digest::MD5), perl(Digest::SHA1), perl(URI::Escape)
 BuildRequires:	perl(strict), perl(warnings)
 Requires:	perl(:MODULE_COMPAT_%(eval "`%{__perl} -V:version`"; echo $version))