diff --git a/lemonldap-ng-portal/lib/Lemonldap/NG/Portal/2F/Engines/Default.pm b/lemonldap-ng-portal/lib/Lemonldap/NG/Portal/2F/Engines/Default.pm
index 0a3892482..a3a1e79a3 100644
--- a/lemonldap-ng-portal/lib/Lemonldap/NG/Portal/2F/Engines/Default.pm
+++ b/lemonldap-ng-portal/lib/Lemonldap/NG/Portal/2F/Engines/Default.pm
@@ -116,13 +116,12 @@ sub init {
 
         my $moduleType = $self->conf->{sfExtra}->{$extraKey}->{type};
         next unless ($moduleType);
+        my $over = $self->conf->{sfExtra}->{$extraKey}->{over};
 
-        my %over = %{ $self->conf->{sfExtra}->{$extraKey}->{over} or {} };
         $self->logger->debug(
             "Loading extra 2F module $extraKey of type $moduleType");
         my $m =
-          $self->loadPlugin( "::2F::$moduleType",
-            { sfPrefix => $extraKey, %over } )
+          $self->loadPlugin( "::2F::$moduleType", $over, prefix => $extraKey, )
           or return 0;
 
         # Rule and prefix may be modified by 2F module, reread them
diff --git a/lemonldap-ng-portal/lib/Lemonldap/NG/Portal/2F/Ext2F.pm b/lemonldap-ng-portal/lib/Lemonldap/NG/Portal/2F/Ext2F.pm
index 91cba8f78..ae6b35785 100644
--- a/lemonldap-ng-portal/lib/Lemonldap/NG/Portal/2F/Ext2F.pm
+++ b/lemonldap-ng-portal/lib/Lemonldap/NG/Portal/2F/Ext2F.pm
@@ -43,7 +43,6 @@ sub init {
         }
     }
 
-    $self->prefix( $self->conf->{sfPrefix} ) if ( $self->conf->{sfPrefix} );
     return $self->SUPER::init();
 }
 
diff --git a/lemonldap-ng-portal/lib/Lemonldap/NG/Portal/2F/Mail2F.pm b/lemonldap-ng-portal/lib/Lemonldap/NG/Portal/2F/Mail2F.pm
index 40ad8b24b..c2a469515 100644
--- a/lemonldap-ng-portal/lib/Lemonldap/NG/Portal/2F/Mail2F.pm
+++ b/lemonldap-ng-portal/lib/Lemonldap/NG/Portal/2F/Mail2F.pm
@@ -68,8 +68,6 @@ sub init {
         return 0;
     }
 
-    $self->prefix( $self->conf->{sfPrefix} )
-      if ( $self->conf->{sfPrefix} );
     return $self->SUPER::init();
 }
 
diff --git a/lemonldap-ng-portal/lib/Lemonldap/NG/Portal/2F/REST.pm b/lemonldap-ng-portal/lib/Lemonldap/NG/Portal/2F/REST.pm
index df34cd79d..8059d3d82 100644
--- a/lemonldap-ng-portal/lib/Lemonldap/NG/Portal/2F/REST.pm
+++ b/lemonldap-ng-portal/lib/Lemonldap/NG/Portal/2F/REST.pm
@@ -66,7 +66,6 @@ sub init {
         $self->vrfyAttrs->{$k} = $attr;
     }
 
-    $self->prefix( $self->conf->{sfPrefix} ) if ( $self->conf->{sfPrefix} );
     return $self->SUPER::init();
 }
 
diff --git a/lemonldap-ng-portal/lib/Lemonldap/NG/Portal/2F/Radius.pm b/lemonldap-ng-portal/lib/Lemonldap/NG/Portal/2F/Radius.pm
index 33e46f10e..04d8ad508 100644
--- a/lemonldap-ng-portal/lib/Lemonldap/NG/Portal/2F/Radius.pm
+++ b/lemonldap-ng-portal/lib/Lemonldap/NG/Portal/2F/Radius.pm
@@ -46,8 +46,6 @@ sub init {
         )
       );
 
-    $self->prefix( $self->conf->{sfPrefix} )
-      if ( $self->conf->{sfPrefix} );
     return $self->SUPER::init();
 }
 
diff --git a/lemonldap-ng-portal/lib/Lemonldap/NG/Portal/Lib/OverConf.pm b/lemonldap-ng-portal/lib/Lemonldap/NG/Portal/Lib/OverConf.pm
index d810bb2a3..ba4af3fe2 100644
--- a/lemonldap-ng-portal/lib/Lemonldap/NG/Portal/Lib/OverConf.pm
+++ b/lemonldap-ng-portal/lib/Lemonldap/NG/Portal/Lib/OverConf.pm
@@ -8,15 +8,15 @@ our @overC;
 
 # Override portal loadPlugin() to use a wrapped configuration
 sub loadPlugin {
-    my ( $self, $plugin, $over ) = @_;
-    my $obj = $self->loadModule( $plugin, $over );
+    my ( $self, $plugin, $over, %args ) = @_;
+    my $obj = $self->loadModule( $plugin, $over, %args );
     return 0
       unless ( $obj and $obj = $self->p->findEP( $plugin, $obj ) );
     return $obj;
 }
 
 sub loadModule {
-    my ( $self, $plugin, $over ) = @_;
+    my ( $self, $plugin, $over, %args ) = @_;
     my $obj;
     my $nc;
     if ($over) {
@@ -28,7 +28,7 @@ sub loadModule {
         $nc = $self->conf;
     }
     return 0
-      unless ( $obj = $self->p->loadModule( "$plugin", $nc ) );
+      unless ( $obj = $self->p->loadModule( "$plugin", $nc, %args ) );
     return $obj;
 }