diff --git a/htdocs/core/actions_sendmails.inc.php b/htdocs/core/actions_sendmails.inc.php
index 3c8e4a5fe73..e5c75a2e7c3 100644
--- a/htdocs/core/actions_sendmails.inc.php
+++ b/htdocs/core/actions_sendmails.inc.php
@@ -182,12 +182,12 @@ if (($action == 'send' || $action == 'relance') && !$_POST['addfile'] && !$_POST
 
 		$tmparray = array();
 		if (trim($_POST['sendto'])) {
-			// Recipients are provided into free text
+			// Recipients are provided into free text field
 			$tmparray[] = trim($_POST['sendto']);
 		}
 
 		if (trim($_POST['tomail'])) {
-			// Recipients are provided as free text
+			// Recipients are provided into free hidden text field
 			$tmparray[] = trim($_POST['tomail']);
 		}