diff --git a/scripts/contracts/email_expire_services_to_customers.php b/scripts/contracts/email_expire_services_to_customers.php
index 75ad4cbfd08..def494d8159 100755
--- a/scripts/contracts/email_expire_services_to_customers.php
+++ b/scripts/contracts/email_expire_services_to_customers.php
@@ -72,6 +72,8 @@ $duration_value=isset($argv[2])?$argv[2]:'none';
 
 print $script_file." launched with mode ".$mode.(is_numeric($duration_value)?" delay=".$duration_value:"")."\n";
 
+if ($mode != 'confirm') $conf->global->MAIN_DISABLE_ALL_MAILS=1;
+
 $sql  = "SELECT DISTINCT s.nom as name, c.ref, cd.date_fin_validite, cd.total_ttc, p.label label, s.email, s.default_lang";
 $sql .= " FROM ".MAIN_DB_PREFIX."societe AS s";
 $sql .= ", ".MAIN_DB_PREFIX."contrat AS c";
diff --git a/scripts/contracts/email_expire_services_to_representatives.php b/scripts/contracts/email_expire_services_to_representatives.php
index 683962480a8..08b6d9bde7d 100755
--- a/scripts/contracts/email_expire_services_to_representatives.php
+++ b/scripts/contracts/email_expire_services_to_representatives.php
@@ -72,6 +72,8 @@ $duration_value=isset($argv[2])?$argv[2]:'none';
 
 print $script_file." launched with mode ".$mode.(is_numeric($duration_value)?" delay=".$duration_value:"")."\n";
 
+if ($mode != 'confirm') $conf->global->MAIN_DISABLE_ALL_MAILS=1;
+
 $sql  = "SELECT DISTINCT s.nom, c.ref, cd.date_fin_validite, cd.total_ttc, p.label label, c.fk_soc,u.rowid AS uid, u.lastname, u.firstname, u.email, u.lang";
 $sql .= " FROM ".MAIN_DB_PREFIX."societe AS s, ".MAIN_DB_PREFIX."contrat AS c, ".MAIN_DB_PREFIX."contratdet AS cd";
 $sql .= " LEFT JOIN ".MAIN_DB_PREFIX."product AS p ON p.rowid = cd.fk_product, ".MAIN_DB_PREFIX."societe_commerciaux AS sc, ".MAIN_DB_PREFIX."user AS u";
diff --git a/scripts/invoices/email_unpaid_invoices_to_customers.php b/scripts/invoices/email_unpaid_invoices_to_customers.php
index a98af2f6283..cf9e5f283b0 100755
--- a/scripts/invoices/email_unpaid_invoices_to_customers.php
+++ b/scripts/invoices/email_unpaid_invoices_to_customers.php
@@ -73,6 +73,8 @@ $duration_value=isset($argv[3])?$argv[3]:'none';
 $error = 0;
 print $script_file." launched with mode ".$mode.(is_numeric($duration_value)?" delay=".$duration_value:"")."\n";
 
+if ($mode != 'confirm') $conf->global->MAIN_DISABLE_ALL_MAILS=1;
+
 $sql = "SELECT f.facnumber, f.total_ttc, f.date_lim_reglement as due_date,";
 $sql.= " s.rowid as sid, s.nom as name, s.email, s.default_lang";
 if ($targettype == 'contacts') $sql.= ", sp.rowid as cid, sp.firstname as cfirstname, sp.lastname as clastname, sp.email as cemail";
diff --git a/scripts/invoices/email_unpaid_invoices_to_representatives.php b/scripts/invoices/email_unpaid_invoices_to_representatives.php
index 8cf6588ff8b..24577a75d21 100755
--- a/scripts/invoices/email_unpaid_invoices_to_representatives.php
+++ b/scripts/invoices/email_unpaid_invoices_to_representatives.php
@@ -72,6 +72,8 @@ $duration_value=isset($argv[2])?$argv[2]:'none';
 
 print $script_file." launched with mode ".$mode.(is_numeric($duration_value)?" delay=".$duration_value:"")."\n";
 
+if ($mode != 'confirm') $conf->global->MAIN_DISABLE_ALL_MAILS=1;
+
 $sql = "SELECT f.facnumber, f.total_ttc, f.date_lim_reglement as due_date, s.nom as name, u.rowid as uid, u.lastname, u.firstname, u.email, u.lang";
 $sql .= " FROM ".MAIN_DB_PREFIX."facture as f";
 $sql .= " , ".MAIN_DB_PREFIX."societe as s";
@@ -173,7 +175,7 @@ else
  * 	@param	string	$total					Total amount of unpayed invoices
  *  @param	string	$userlang				Code lang to use for email output.
  *  @param	string	$oldsalerepresentative	Old sale representative
- * 	@return	int						<0 if KO, >0 if OK
+ * 	@return	int								<0 if KO, >0 if OK
  */
 function envoi_mail($mode,$oldemail,$message,$total,$userlang,$oldsalerepresentative)
 {