--- a/lib/ObjectModel/BackEnd.pm
+++ b/lib/ObjectModel/BackEnd.pm
@@ -30,11 +30,11 @@
 
 package ObjectModel::BackEnd;
 
-use vars qw(@ISA @EXPORT $ActiveBackEnd);
+use vars qw(@ISA @EXPORT %ActiveBackEnds);
 
 require Exporter;
 @ISA = qw(Exporter);
-@EXPORT = qw($ActiveBackEnd);
+@EXPORT = qw(%ActiveBackEnds);
 
 sub new
 {