diff --git a/cpanfile b/cpanfile
index c67037d6dd..501c522235 100644
--- a/cpanfile
+++ b/cpanfile
@@ -130,6 +130,7 @@ requires 'XML::SAX::ParserFactory', '1.01';
 requires 'XML::SAX::Writer', '0.44';
 requires 'XML::Simple', '2.14';
 requires 'YAML::XS', '0.76';
+requires 'Parallel::ForkManager', '0.75';
 recommends 'AnyEvent', '5.0';
 recommends 'AnyEvent::HTTP', '2.13';
 recommends 'Archive::Extract', '0.60';
@@ -157,7 +158,6 @@ recommends 'Net::SFTP::Foreign', '1.73';
 recommends 'Net::Server', '0.97';
 recommends 'Net::Z3950::SimpleServer', '1.15';
 recommends 'PDF::FromHTML', '0.31';
-recommends 'Parallel::ForkManager', '0.75';
 recommends 'SMS::Send', '0.05';
 recommends 'Selenium::Remote::Driver', '1.27';
 recommends 'Starman', '0.4014';