diff --git a/lemonldap-ng-portal/lib/Lemonldap/NG/Portal/Main/Display.pm b/lemonldap-ng-portal/lib/Lemonldap/NG/Portal/Main/Display.pm
index 7b66599e3..18e5909c5 100644
--- a/lemonldap-ng-portal/lib/Lemonldap/NG/Portal/Main/Display.pm
+++ b/lemonldap-ng-portal/lib/Lemonldap/NG/Portal/Main/Display.pm
@@ -10,6 +10,11 @@ use Mouse;
 use JSON;
 use Data::Dumper;
 
+use constant CommonPrms => {
+    MAIN_LOGO => 'portalMainLogo',
+    LANGS => 'showLanguages',
+};
+
 has skinRules => ( is => 'rw' );
 has favAppsRule => ( is => 'rw', default => sub { 1 } );
 
@@ -60,8 +65,6 @@ sub display {
         $self->logger->debug('Display: notification detected');
         $skinfile       = 'notification';
         %templateParams = (
-            MAIN_LOGO       => $self->conf->{portalMainLogo},
-            LANGS           => $self->conf->{showLanguages},
             AUTH_ERROR_TYPE => $req->error_type,
             NOTIFICATION    => $notif,
             HIDDEN_INPUTS   => $self->buildHiddenForm($req),
@@ -82,8 +85,6 @@ sub display {
         $self->logger->debug('Display: confirm detected');
         $skinfile       = 'confirm';
         %templateParams = (
-            MAIN_LOGO       => $self->conf->{portalMainLogo},
-            LANGS           => $self->conf->{showLanguages},
             AUTH_ERROR      => $req->error,
             AUTH_ERROR_TYPE => $req->error_type,
             AUTH_URL        => $req->{data}->{_url},
@@ -112,8 +113,6 @@ sub display {
         $self->logger->debug('Display: IDP choice detected');
         $skinfile       = 'idpchoice';
         %templateParams = (
-            MAIN_LOGO       => $self->conf->{portalMainLogo},
-            LANGS           => $self->conf->{showLanguages},
             AUTH_ERROR      => $req->error,
             AUTH_ERROR_TYPE => $req->error_type,
             AUTH_URL        => $req->{data}->{_url},
@@ -143,8 +142,6 @@ sub display {
             'Hidden values -> ' . Dumper( $req->{portalHiddenFormValues} ) );
         $skinfile       = 'info';
         %templateParams = (
-            MAIN_LOGO       => $self->conf->{portalMainLogo},
-            LANGS           => $self->conf->{showLanguages},
             AUTH_ERROR      => $self->error,
             AUTH_ERROR_TYPE => $req->error_type,
             MSG             => $info,
@@ -172,8 +169,6 @@ sub display {
         my $id = $req->{sessionInfo}
           ->{ $self->conf->{openIdAttr} || $self->conf->{whatToTrace} };
         %templateParams = (
-            MAIN_LOGO       => $self->conf->{portalMainLogo},
-            LANGS           => $self->conf->{showLanguages},
             AUTH_ERROR      => $self->error,
             AUTH_ERROR_TYPE => $req->error_type,
             PROVIDERURI     => $p,
@@ -210,8 +205,6 @@ sub display {
 
         #utf8::decode($auth_user);
         %templateParams = (
-            MAIN_LOGO => $self->conf->{portalMainLogo},
-            LANGS     => $self->conf->{showLanguages},
             AUTH_USER => $req->{sessionInfo}->{ $self->conf->{portalUserAttr} },
             NEWWINDOW => $self->conf->{portalOpenLinkInNewWindow},
             LOGOUT_URL          => $self->conf->{portal} . "?logout=1",
@@ -232,8 +225,6 @@ sub display {
     elsif ( $req->error == PE_RENEWSESSION ) {
         $skinfile       = 'upgradesession';
         %templateParams = (
-            MAIN_LOGO  => $self->conf->{portalMainLogo},
-            LANGS      => $self->conf->{showLanguages},
             MSG        => 'askToRenew',
             CONFIRMKEY => $self->stamp,
             PORTAL     => $self->conf->{portal},
@@ -249,8 +240,6 @@ sub display {
     elsif ( $req->error == PE_MUSTAUTHN ) {
         $skinfile       = 'updatesession';
         %templateParams = (
-            MAIN_LOGO  => $self->conf->{portalMainLogo},
-            LANGS      => $self->conf->{showLanguages},
             MSG        => 'PE87',
             CONFIRMKEY => $self->stamp,
             PORTAL     => $self->conf->{portal},
@@ -273,8 +262,6 @@ sub display {
     {
         $skinfile       = 'error';
         %templateParams = (
-            MAIN_LOGO       => $self->conf->{portalMainLogo},
-            LANGS           => $self->conf->{showLanguages},
             AUTH_ERROR      => $req->error,
             AUTH_ERROR_TYPE => $req->error_type,
             (
@@ -292,8 +279,6 @@ sub display {
         my $login = $self->userId($req);
         $login = '' if ( $login eq 'anonymous' );
         %templateParams = (
-            MAIN_LOGO             => $self->conf->{portalMainLogo},
-            LANGS                 => $self->conf->{showLanguages},
             AUTH_ERROR            => $req->error,
             AUTH_ERROR_TYPE       => $req->error_type,
             AUTH_URL              => $req->{data}->{_url},
@@ -332,6 +317,10 @@ sub display {
             $filter->{LOGIN_FORM} = $form;
         }
     }
+    # Common parameters
+    foreach (keys %{CommonPrms()}){
+        $templateParams{$_} = $self->conf->{CommonPrms->{$_}};
+    }
 
     $self->logger->debug("Calling sendHtml with template $skinfile");
     return $self->sendHtml(