diff --git a/ChangeLog b/ChangeLog
index 139069474c9e2182a2fed4a4eab3f4b170c087b9..30b640ac1307b4c24e53c65808565f693f7336b0 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -23,7 +23,6 @@ For users:
 - Fix: [ bug #1502 ] DON_CREATE trigger does not intercept trigger action
 - Fix: [ bug #1505, #1504] Project trigger problem
 
-
 For translators:
 - Update language files.
 
@@ -31,6 +30,11 @@ For developers:
 - New: Add hook "searchAgendaFrom".
 - New: Add trigger DON_UPDATE, DON_DELETE
 
+WARNING: Following change may create regression for some external modules, but was necessary to make
+Dolibarr better:
+
+- Change the way parameters are provides to scripts sync_xxx_ldap2dolibarr.php  
+ 
 
 ***** ChangeLog for 3.6 compared to 3.5.* *****
 For users:
diff --git a/scripts/members/sync_members_ldap2dolibarr.php b/scripts/members/sync_members_ldap2dolibarr.php
index 07cf3f45ac39db21ed08186d6534c053f7f6dcb2..d081065a3faab058eb3d309bd4cf433788874879 100755
--- a/scripts/members/sync_members_ldap2dolibarr.php
+++ b/scripts/members/sync_members_ldap2dolibarr.php
@@ -93,14 +93,17 @@ $required_fields = array(
 $required_fields=array_unique(array_values(array_filter($required_fields, "dolValidElement")));
 
 
-if ($argv[3]) $conf->global->LDAP_SERVER_HOST=$argv[2];
-
 if (! isset($argv[2]) || ! is_numeric($argv[2])) {
-    print "Usage:  $script_file (nocommitiferror|commitiferror) id_member_type [ldapserverhost]\n";
+    print "Usage:  $script_file (nocommitiferror|commitiferror) id_member_type  [--server=ldapserverhost]\n";
 	exit(-1);
 }
+
 $typeid=$argv[2];
-if ($argv[1] == 'commitiferror') $forcecommit=1;
+foreach($argv as $key => $val)
+{
+	if ($val == 'commitiferror') $forcecommit=1;
+	if (preg_match('/--server=([^\s]+)$/',$val,$reg)) $conf->global->LDAP_SERVER_HOST=$reg[1];
+}
 
 print "Mails sending disabled (useless in batch mode)\n";
 $conf->global->MAIN_DISABLE_ALL_MAILS=1;	// On bloque les mails
diff --git a/scripts/user/sync_groups_ldap2dolibarr.php b/scripts/user/sync_groups_ldap2dolibarr.php
index 1da80e57d4e666f1e724fa7a19ad052abc3d5902..3170714124b5693699ffca688c42b9b650e8d41e 100755
--- a/scripts/user/sync_groups_ldap2dolibarr.php
+++ b/scripts/user/sync_groups_ldap2dolibarr.php
@@ -70,16 +70,19 @@ $required_fields = array(
 // Remove from required_fields all entries not configured in LDAP (empty) and duplicated
 $required_fields=array_unique(array_values(array_filter($required_fields, "dolValidElement")));
 
-if ($argv[2]) $conf->global->LDAP_SERVER_HOST=$argv[2];
 
 if (! isset($argv[1])) {
 	//print "Usage:  $script_file (nocommitiferror|commitiferror) [id_group]\n";
-	print "Usage:  $script_file (nocommitiferror|commitiferror) [ldapserverhost]\n";
+	print "Usage:  $script_file (nocommitiferror|commitiferror) [--server=ldapserverhost] [--excludeuser=user1,user2...]\n";
 	exit(-1);
 }
-$groupid=$argv[3];
-if ($argv[1] == 'commitiferror') $forcecommit=1;
 
+foreach($argv as $key => $val)
+{
+	if ($val == 'commitiferror') $forcecommit=1;
+	if (preg_match('/--server=([^\s]+)$/',$val,$reg)) $conf->global->LDAP_SERVER_HOST=$reg[1];
+	if (preg_match('/--excludeuser=([^\s]+)$/',$val,$reg)) $excludeuser=explode(',',$reg[1]);
+}
 
 print "Mails sending disabled (useless in batch mode)\n";
 $conf->global->MAIN_DISABLE_ALL_MAILS=1;	// On bloque les mails
diff --git a/scripts/user/sync_users_ldap2dolibarr.php b/scripts/user/sync_users_ldap2dolibarr.php
index b7d041f64f9e12923afcbaabfd842df69c859deb..774a56c45e570ded3dd3d15704e23e912b8b76ec 100755
--- a/scripts/user/sync_users_ldap2dolibarr.php
+++ b/scripts/user/sync_users_ldap2dolibarr.php
@@ -47,6 +47,7 @@ $langs->load("errors");
 $version=DOL_VERSION;
 $error=0;
 $forcecommit=0;
+$excludeuser=array();
 
 
 /*
@@ -83,16 +84,17 @@ $required_fields = array(
 // Remove from required_fields all entries not configured in LDAP (empty) and duplicated
 $required_fields=array_unique(array_values(array_filter($required_fields, "dolValidElement")));
 
-if ($argv[2]) $conf->global->LDAP_SERVER_HOST=$argv[2];
-
 if (! isset($argv[1])) {
-	//print "Usage:  $script_file (nocommitiferror|commitiferror) [id_group]\n";
-	print "Usage:  $script_file (nocommitiferror|commitiferror) [ldapserverhost]\n";
+	print "Usage:  $script_file (nocommitiferror|commitiferror) [--server=ldapserverhost] [--excludeuser=user1,user2...]\n";
     exit(-1);
 }
 
-if ($argv[1] == 'commitiferror') $forcecommit=1;
-
+foreach($argv as $key => $val)
+{
+	if ($val == 'commitiferror') $forcecommit=1;
+	if (preg_match('/--server=([^\s]+)$/',$val,$reg)) $conf->global->LDAP_SERVER_HOST=$reg[1];
+	if (preg_match('/--excludeuser=([^\s]+)$/',$val,$reg)) $excludeuser=explode(',',$reg[1]);
+}
 
 print "Mails sending disabled (useless in batch mode)\n";
 $conf->global->MAIN_DISABLE_ALL_MAILS=1;	// On bloque les mails
@@ -112,6 +114,7 @@ print "login=".$conf->db->user."\n";
 print "database=".$conf->db->name."\n";
 print "----- Options:\n";
 print "commitiferror=".$forcecommit."\n";
+print "excludeuser=".join(',',$excludeuser)."\n";
 print "Mapped LDAP fields=".join(',',$required_fields)."\n";
 print "\n";
 
@@ -179,6 +182,13 @@ if ($result >= 0)
 		// Warning $ldapuser has a key in lowercase
 		foreach ($ldaprecords as $key => $ldapuser)
 		{
+			// If login into exclude list, we discard record
+			if (in_array($ldapuser[$conf->global->LDAP_FIELD_LOGIN],$excludeuser))
+			{
+				print $langs->transnoentities("UserDiscarded").' # '.$key.': login='.$ldapuser[$conf->global->LDAP_FIELD_LOGIN].' --> Discarded'."\n";
+				continue;
+			}
+
 			$fuser = new User($db);
 
 			if($conf->global->LDAP_KEY_USERS == $conf->global->LDAP_FIELD_SID) {