diff --git a/scripts/invoices/email_unpaid_invoices_to_customers.php b/scripts/invoices/email_unpaid_invoices_to_customers.php
index d518d41ab39c5..951079e57e75b 100755
--- a/scripts/invoices/email_unpaid_invoices_to_customers.php
+++ b/scripts/invoices/email_unpaid_invoices_to_customers.php
@@ -216,19 +216,19 @@ function envoi_mail($mode,$oldemail,$message,$total,$userlang,$oldtarget)
     $sendto = $oldemail;
     $from = $conf->global->MAIN_MAIL_EMAIL_FROM;
     $errorsto = $conf->global->MAIN_MAIL_ERRORS_TO;
-	$msgishtml = 0;
+	$msgishtml = -1;
 
     print "- Send email for '".$oldtarget."' (".$oldemail."), total: ".$total."\n";
     dol_syslog("email_unpaid_invoices_to_customers.php: send mail to ".$oldemail);
 
     $usehtml=0;
-    if (dol_textishtml($conf->global->SCRIPT_EMAIL_UNPAID_INVOICES_FOOTER)) $usehtml+=1;
-    if (dol_textishtml($conf->global->SCRIPT_EMAIL_UNPAID_INVOICES_HEADER)) $usehtml+=1;
-
+    if (dol_textishtml($conf->global->SCRIPT_EMAIL_UNPAID_INVOICES_CUSTOMERS_FOOTER)) $usehtml+=1;
+    if (dol_textishtml($conf->global->SCRIPT_EMAIL_UNPAID_INVOICES_CUSTOMERS_HEADER)) $usehtml+=1;
+    
     $allmessage='';
-    if (! empty($conf->global->SCRIPT_EMAIL_UNPAID_INVOICES_HEADER))
+    if (! empty($conf->global->SCRIPT_EMAIL_UNPAID_INVOICES_CUSTOMERS_HEADER))
     {
-    	$allmessage.=$conf->global->SCRIPT_EMAIL_UNPAID_INVOICES_HEADER;
+    	$allmessage.=$conf->global->SCRIPT_EMAIL_UNPAID_INVOICES_CUSTOMERS_HEADER;
     }
     else
     {
diff --git a/scripts/invoices/email_unpaid_invoices_to_representatives.php b/scripts/invoices/email_unpaid_invoices_to_representatives.php
index 1ab5e15c2ecf5..a88f2996b3f53 100755
--- a/scripts/invoices/email_unpaid_invoices_to_representatives.php
+++ b/scripts/invoices/email_unpaid_invoices_to_representatives.php
@@ -192,19 +192,19 @@ function envoi_mail($mode,$oldemail,$message,$total,$userlang,$oldsalerepresenta
     $sendto = $oldemail;
     $from = $conf->global->MAIN_MAIL_EMAIL_FROM;
     $errorsto = $conf->global->MAIN_MAIL_ERRORS_TO;
-	$msgishtml = 0;
+	$msgishtml = -1;
 
     print "- Send email for ".$oldsalerepresentative." (".$oldemail."), total: ".$total."\n";
     dol_syslog("email_unpaid_invoices_to_representatives.php: send mail to ".$oldemail);
 
     $usehtml=0;
-    if (dol_textishtml($conf->global->SCRIPT_EMAIL_UNPAID_INVOICES_FOOTER)) $usehtml+=1;
-    if (dol_textishtml($conf->global->SCRIPT_EMAIL_UNPAID_INVOICES_HEADER)) $usehtml+=1;
+    if (dol_textishtml($conf->global->SCRIPT_EMAIL_UNPAID_INVOICES_SALESREPRESENTATIVES_FOOTER)) $usehtml+=1;
+    if (dol_textishtml($conf->global->SCRIPT_EMAIL_UNPAID_INVOICES_SALESREPRESENTATIVES_HEADER)) $usehtml+=1;
 
     $allmessage='';
-    if (! empty($conf->global->SCRIPT_EMAIL_UNPAID_INVOICES_HEADER))
+    if (! empty($conf->global->SCRIPT_EMAIL_UNPAID_INVOICES_SALESREPRESENTATIVES_HEADER))
     {
-    	$allmessage.=$conf->global->SCRIPT_EMAIL_UNPAID_INVOICES_HEADER;
+    	$allmessage.=$conf->global->SCRIPT_EMAIL_UNPAID_INVOICES_SALESREPRESENTATIVES_HEADER;
     }
     else
     {