diff --git a/lemonldap-ng-portal/lib/Lemonldap/NG/Portal/Lib/OpenIDConnect.pm b/lemonldap-ng-portal/lib/Lemonldap/NG/Portal/Lib/OpenIDConnect.pm
index 40c1823ab..e843a390b 100644
--- a/lemonldap-ng-portal/lib/Lemonldap/NG/Portal/Lib/OpenIDConnect.pm
+++ b/lemonldap-ng-portal/lib/Lemonldap/NG/Portal/Lib/OpenIDConnect.pm
@@ -654,7 +654,7 @@ sub getUserInfo {
         return $self->decodeUserInfo($userinfo_content);
     }
     elsif ( $content_type =~ /jwt/ ) {
-        return unless $self->verifyJWTSignature( $op, $userinfo_content );
+        return unless $self->verifyJWTSignature( $userinfo_content, $op );
         return getJWTPayload($userinfo_content);
     }
 }