diff --git a/lemonldap-ng-common/lib/Lemonldap/NG/Common/Session/REST.pm b/lemonldap-ng-common/lib/Lemonldap/NG/Common/Session/REST.pm
index 1ebb81333..41dfef49d 100644
--- a/lemonldap-ng-common/lib/Lemonldap/NG/Common/Session/REST.pm
+++ b/lemonldap-ng-common/lib/Lemonldap/NG/Common/Session/REST.pm
@@ -5,7 +5,7 @@ use Mouse;
 use Lemonldap::NG::Common::Conf::Constants;
 use JSON qw(from_json to_json);
 
-our $VERSION = '2.0.8';
+our $VERSION = '2.0.9';
 
 has sessionTypes => ( is => 'rw' );
 
@@ -219,16 +219,11 @@ sub _session {
     my $apacheSession = $self->getApacheSession( $mod, $id )
       or return $self->sendError( $req, undef, 400 );
 
-    my %session   = %{ $apacheSession->data };
+    my %session = %{ $apacheSession->data };
     unless ($raw) {
-        my $separator = $self->separator();
         foreach my $k ( keys %session ) {
             $session{$k} = '**********'
               if ( $self->hAttr =~ /\b$k\b/ );
-            if ( $session{$k} =~ /$separator/ ) {
-                $self->logger->debug("Convert \"$k\" value to array");
-                $session{$k} = [ split /$separator/, $session{$k} ];
-            }
         }
     }
 
diff --git a/lemonldap-ng-portal/t/31-Auth-and-issuer-CAS-default.t b/lemonldap-ng-portal/t/31-Auth-and-issuer-CAS-default.t
index 59373b4a1..0eedbfd11 100644
--- a/lemonldap-ng-portal/t/31-Auth-and-issuer-CAS-default.t
+++ b/lemonldap-ng-portal/t/31-Auth-and-issuer-CAS-default.t
@@ -145,7 +145,7 @@ ok( $res = eval { JSON::from_json( $res->[2]->[0] ) }, ' GET JSON' )
   or print STDERR $@;
 ok( $res->{cn} eq 'Frédéric Accents', 'UTF-8 values' )
   or explain( $res, 'cn => Frédéric Accents' );
-ok( ref( $res->{multi} ) eq "ARRAY" and $res->{multi}->[0] =~ /value/ )
+ok( $res->{multi} =~ /value1;value2/ )
   or explain( $res->{multi}, 'Multi valued attribute' );
 count(4);
 
diff --git a/lemonldap-ng-portal/t/35-REST-sessions-with-REST-server.t b/lemonldap-ng-portal/t/35-REST-sessions-with-REST-server.t
index 43e61225e..ffd86f24d 100644
--- a/lemonldap-ng-portal/t/35-REST-sessions-with-REST-server.t
+++ b/lemonldap-ng-portal/t/35-REST-sessions-with-REST-server.t
@@ -101,8 +101,8 @@ ok( $res = eval { JSON::from_json( $res->[2]->[0] ) }, ' GET JSON' )
   or print STDERR $@;
 ok( $res->{_session_id} eq $spId, ' Good ID' )
   or explain( $res, "_session_id => $spId" );
-ok( ref $res->{array} eq 'ARRAY', ' Array ref found' )
-  or explain( $res, "array => Ref" );
+ok( $res->{array} =~ /;/, 'Mulivalued attribute found' )
+  or explain( $res, "Multivalued attribute" );
 count(4);
 
 # Session key