diff --git a/C4/Serials.pm b/C4/Serials.pm
index 01db3f19a7..3875989f31 100644
--- a/C4/Serials.pm
+++ b/C4/Serials.pm
@@ -652,7 +652,7 @@ sub GetSubscriptions {
 		my @sqlstrings;	
 		my @strings_to_search;
 		@strings_to_search=map {"%$_%"} split (/ /,$issn);
-		foreach my $index qw(biblioitems.issn){
+		foreach my $index qw(biblioitems.issn subscription.callnumber){
 				push @bind_params,@strings_to_search; 
 				my $tmpstring= "OR $index LIKE ? "x scalar(@strings_to_search);
 				$debug && warn "$tmpstring";