diff --git a/Classes/Form/CustomFormElement.php b/Classes/Form/CustomFormElement.php
index df2b471..2f47d92 100644
--- a/Classes/Form/CustomFormElement.php
+++ b/Classes/Form/CustomFormElement.php
@@ -12,6 +12,6 @@ class CustomFormElement extends GenericFormElement
 {
     public function initializeFormElement()
     {
-       $this->addValidator(GeneralUtility::makeInstance(NotEmptyValidator::class));
+        $this->addValidator(GeneralUtility::makeInstance(NotEmptyValidator::class));
     }
 }