diff --git a/adm_program/modules/ecards/ecard_send.php b/adm_program/modules/ecards/ecard_send.php
index 1caf05d27b..5536c8c17a 100644
--- a/adm_program/modules/ecards/ecard_send.php
+++ b/adm_program/modules/ecards/ecard_send.php
@@ -92,7 +92,7 @@
             $arrayRoles[] = $roleId;
         }
     } else {
-        $arrayUsers[] = $value;
+        $arrayUsers[] = (int) $value;
     }
 }