diff --git a/htdocs/core/modules/security/generate/modGeneratePassNone.class.php b/htdocs/core/modules/security/generate/modGeneratePassNone.class.php
index d9688edfcd2..e5f1f77c00c 100644
--- a/htdocs/core/modules/security/generate/modGeneratePassNone.class.php
+++ b/htdocs/core/modules/security/generate/modGeneratePassNone.class.php
@@ -1,5 +1,6 @@
 <?php
 /* Copyright (C) 2006-2011 Laurent Destailleur <eldy@users.sourceforge.net>
+ * Copyright (C) 2024		Frédéric France			<frederic.france@free.fr>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -37,20 +38,6 @@ class modGeneratePassNone extends ModeleGenPassword
 
 	public $picto = 'fa-keyboard';
 
-	/**
-	 * Minimum length (text visible by end user)
-	 *
-	 * @var int
-	 */
-	public $length;
-
-	/**
-	 * Minimum length in number of characters
-	 *
-	 * @var integer
-	 */
-	public $length2;
-
 	/**
 	 *	Constructor
 	 *
@@ -62,7 +49,7 @@ class modGeneratePassNone extends ModeleGenPassword
 	public function __construct($db, $conf, $langs, $user)
 	{
 		$this->id = "none";
-		$this->length = 0;
+		$this->length = '0';
 		$this->length2 = 0;
 
 		$this->db = $db;
diff --git a/htdocs/core/modules/security/generate/modGeneratePassPerso.class.php b/htdocs/core/modules/security/generate/modGeneratePassPerso.class.php
index e3769c66f78..a588e62eeef 100644
--- a/htdocs/core/modules/security/generate/modGeneratePassPerso.class.php
+++ b/htdocs/core/modules/security/generate/modGeneratePassPerso.class.php
@@ -2,6 +2,7 @@
 /* Copyright (C) 2006-2011	Laurent Destailleur	<eldy@users.sourceforge.net>
  * Copyright (C) 2014		Teddy Andreotti		<125155@supinfo.com>
  * Copyright (C) 2017		Regis Houssin		<regis.houssin@inodbox.com>
+ * Copyright (C) 2024		Frédéric France			<frederic.france@free.fr>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -39,20 +40,6 @@ class modGeneratePassPerso extends ModeleGenPassword
 
 	public $picto = 'fa-shield-alt';
 
-	/**
-	 * Minimum length (text visible by end user)
-	 *
-	 * @var int
-	 */
-	public $length;
-
-	/**
-	 * Minimum length in number of characters
-	 *
-	 * @var integer
-	 */
-	public $length2;
-
 	public $NbMaj;
 	public $NbNum;
 	public $NbSpe;
diff --git a/htdocs/core/modules/security/generate/modGeneratePassStandard.class.php b/htdocs/core/modules/security/generate/modGeneratePassStandard.class.php
index 026ec34a852..53f40260dbc 100644
--- a/htdocs/core/modules/security/generate/modGeneratePassStandard.class.php
+++ b/htdocs/core/modules/security/generate/modGeneratePassStandard.class.php
@@ -1,5 +1,6 @@
 <?php
 /* Copyright (C) 2006-2011 Laurent Destailleur <eldy@users.sourceforge.net>
+ * Copyright (C) 2024		Frédéric France			<frederic.france@free.fr>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -37,20 +38,6 @@ class modGeneratePassStandard extends ModeleGenPassword
 
 	public $picto = 'fa-shield-alt';
 
-	/**
-	 * Minimum length (text visible by end user)
-	 *
-	 * @var int
-	 */
-	public $length;
-
-	/**
-	 * Minimum length in number of characters
-	 *
-	 * @var integer
-	 */
-	public $length2;
-
 	/**
 	 *	Constructor
 	 *
@@ -62,7 +49,7 @@ class modGeneratePassStandard extends ModeleGenPassword
 	public function __construct($db, $conf, $langs, $user)
 	{
 		$this->id = "standard";
-		$this->length = 12;
+		$this->length = '12';
 		$this->length2 = 12;
 
 		$this->db = $db;
diff --git a/htdocs/core/modules/security/generate/modules_genpassword.php b/htdocs/core/modules/security/generate/modules_genpassword.php
index ec17cac6e9b..a463f11b061 100644
--- a/htdocs/core/modules/security/generate/modules_genpassword.php
+++ b/htdocs/core/modules/security/generate/modules_genpassword.php
@@ -1,5 +1,6 @@
 <?php
 /* Copyright (C) 2007-2011 Laurent Destailleur  <eldy@users.sourceforge.net>
+ * Copyright (C) 2024		Frédéric France			<frederic.france@free.fr>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -63,6 +64,20 @@ abstract class ModeleGenPassword
 	 */
 	public $user;
 
+	/**
+	 * Minimum length (text visible by end user)
+	 *
+	 * @var string
+	 */
+	public $length;
+
+	/**
+	 * Minimum length in number of characters
+	 *
+	 * @var integer
+	 */
+	public $length2;
+
 	/**
 	 * 		Return if a module can be used or not
 	 *