1 files changed, 1 insertions, 1 deletions
diff --git a/rpm/rules b/rpm/rules
index 76ecba8..0eb7771 100644
--- a/rpm/rules
+++ b/rpm/rules
@@ -5,7 +5,7 @@ $Vendor = "Centre d'Etudes de la Navigation Aerienne";
 $Distribution = "Toccata";
 $Group = "System Environment/Libraries";
 $Url = "http://www.tls.cena.fr/products/ivy";
-$Requires = "perl, perl-Time-Gettimeofday";
+$Requires = "perl, perl-Time-Gettimeofday, perl-IO-Socket-Multicast";
 $Description = "This is the Perl interface to the Ivy software bus developped at CENA.";
 
 $Build = "perl Makefile.PL