diff --git a/lemonldap-ng-manager/lib/Lemonldap/NG/Manager/_Struct.pm b/lemonldap-ng-manager/lib/Lemonldap/NG/Manager/_Struct.pm
index fcb4f713c..161c44c42 100644
--- a/lemonldap-ng-manager/lib/Lemonldap/NG/Manager/_Struct.pm
+++ b/lemonldap-ng-manager/lib/Lemonldap/NG/Manager/_Struct.pm
@@ -2050,7 +2050,7 @@ sub defaultConf {
         openIdSreg_timezone             => '_timezone',
         openIdSreg_email                => 'mail',
         portal                          => 'http://auth.example.com',
-        portalSkin                      => 'pastel',
+        portalSkin                      => 'bootstrap',
         portalUserAttr                  => '_user',
         portalCheckLogins               => '1',
         portalDisplayLoginHistory       => '1',
diff --git a/lemonldap-ng-portal/lib/Lemonldap/NG/Portal/Simple.pm b/lemonldap-ng-portal/lib/Lemonldap/NG/Portal/Simple.pm
index 34bb61de6..e0ff75953 100644
--- a/lemonldap-ng-portal/lib/Lemonldap/NG/Portal/Simple.pm
+++ b/lemonldap-ng-portal/lib/Lemonldap/NG/Portal/Simple.pm
@@ -525,7 +525,7 @@ sub setDefaultValues {
     $self->{whatToTrace} ||= 'uid';
     $self->{whatToTrace} =~ s/^\$//;
     $self->{httpOnly} = 1 unless ( defined( $self->{httpOnly} ) );
-    $self->{portalSkin} ||= 'pastel';
+    $self->{portalSkin} ||= 'bootstrap';
     $self->{portalDisplayLogout} = 1
       unless ( defined( $self->{portalDisplayLogout} ) );
     $self->{portalDisplayResetPassword} = 1