diff --git a/src/Forms/TextCheckboxGroupField.php b/src/Forms/TextCheckboxGroupField.php
index 53133d14..a922cdae 100644
--- a/src/Forms/TextCheckboxGroupField.php
+++ b/src/Forms/TextCheckboxGroupField.php
@@ -63,8 +63,7 @@ public function getMessageType()
 
     public function getMessageCast()
     {
-        $message = parent::getMessage();
-        if ($message) {
+        if ($this->message) {
             return parent::getMessageCast();
         }
         foreach ($this->getChildren() as $field) {