diff --git a/src/DataObjects/WorkflowAction.php b/src/DataObjects/WorkflowAction.php
index d9471f14..d22ebd37 100644
--- a/src/DataObjects/WorkflowAction.php
+++ b/src/DataObjects/WorkflowAction.php
@@ -7,7 +7,7 @@
 use SilverStripe\Forms\DropdownField;
 use SilverStripe\Forms\FieldList;
 use SilverStripe\Forms\ReadonlyField;
-use SilverStripe\Forms\RequiredFields;
+use SilverStripe\Forms\Validation\RequiredFieldsValidator;
 use SilverStripe\Forms\TabSet;
 use SilverStripe\Forms\TextField;
 use SilverStripe\ORM\DataObject;
@@ -273,7 +273,7 @@ public function getCMSFields()
 
     public function getValidator()
     {
-        return new RequiredFields('Title');
+        return new RequiredFieldsValidator('Title');
     }
 
     public function summaryFields()
diff --git a/src/DataObjects/WorkflowTransition.php b/src/DataObjects/WorkflowTransition.php
index a0aa6db1..5c91715e 100644
--- a/src/DataObjects/WorkflowTransition.php
+++ b/src/DataObjects/WorkflowTransition.php
@@ -16,7 +16,7 @@
 use SilverStripe\Security\Member;
 use SilverStripe\Security\Permission;
 use SilverStripe\Security\Security;
-use Symbiote\AdvancedWorkflow\Forms\AWRequiredFields;
+use Symbiote\AdvancedWorkflow\Forms\AWRequiredFieldsValidator;
 
 /**
  * A workflow transition.
@@ -177,7 +177,7 @@ public function fieldLabels($includerelations = true)
 
     public function getValidator()
     {
-        $required = new AWRequiredFields('Title', 'ActionID', 'NextActionID');
+        $required = new AWRequiredFieldsValidator('Title', 'ActionID', 'NextActionID');
         $required->setCaller($this);
         return $required;
     }
@@ -275,7 +275,7 @@ public function getAssignedMembers()
      *
      * @param array $data
      * @return array
-     * @see {@link AWRequiredFields}
+     * @see {@link AWRequiredFieldsValidator}
      */
     public function extendedRequiredFieldsNotSame($data = null)
     {
diff --git a/src/Extensions/WorkflowEmbargoExpiryExtension.php b/src/Extensions/WorkflowEmbargoExpiryExtension.php
index d64d10e8..1b246a92 100644
--- a/src/Extensions/WorkflowEmbargoExpiryExtension.php
+++ b/src/Extensions/WorkflowEmbargoExpiryExtension.php
@@ -19,7 +19,7 @@
 use SilverStripe\Security\Permission;
 use SilverStripe\View\Requirements;
 use SilverStripe\Versioned\Versioned;
-use Symbiote\AdvancedWorkflow\Forms\AWRequiredFields;
+use Symbiote\AdvancedWorkflow\Forms\AWRequiredFieldsValidator;
 use Symbiote\AdvancedWorkflow\Jobs\WorkflowPublishTargetJob;
 use Symbiote\AdvancedWorkflow\Services\WorkflowService;
 use Symbiote\QueuedJobs\DataObjects\QueuedJobDescriptor;
@@ -430,14 +430,14 @@ public function getIntroMessage($key)
      */
     public function getCMSValidator()
     {
-        $required = new AWRequiredFields();
+        $required = new AWRequiredFieldsValidator();
         $required->setCaller($this);
         return $required;
     }
 
     /**
-     * This is called in the AWRequiredFields class, this validates whether an Embargo and Expiry are not equal and that
-     * Embargo is before Expiry, returning the appropriate message when it fails.
+     * This is called in the AWRequiredFieldsValidator class, this validates whether an Embargo and Expiry are
+     * not equal and that Embargo is before Expiry, returning the appropriate message when it fails.
      *
      * @param $data
      * @return array
diff --git a/src/Forms/AWRequiredFields.php b/src/Forms/AWRequiredFieldsValidator.php
similarity index 80%
rename from src/Forms/AWRequiredFields.php
rename to src/Forms/AWRequiredFieldsValidator.php
index 5a2c53db..0b4eb945 100644
--- a/src/Forms/AWRequiredFields.php
+++ b/src/Forms/AWRequiredFieldsValidator.php
@@ -2,31 +2,21 @@
 
 namespace Symbiote\AdvancedWorkflow\Forms;
 
-use SilverStripe\Forms\RequiredFields;
-use SilverStripe\Dev\Deprecation;
+use SilverStripe\Forms\Validation\RequiredFieldsValidator;
 
 /**
- * Extends RequiredFields so we can prevent DO writes in AW's controller(s) without needing to catch Exceptions
+ * Extends RequiredFieldsValidator so we can prevent DO writes in AW's controller(s) without needing to catch Exceptions
  * from DO->validate() all over the place.
  * Note specifically $this->getExtendedValidationRoutines() - anti-pattern anyone?
  *
  * @author Russell Michell russell@silverstripe.com
  * @package advancedworkflow
- *
- * @deprecated 5.4.0 Will be renamed to Symbiote\AdvancedWorkflow\Forms\AWRequiredFieldsValidator
  */
-class AWRequiredFields extends RequiredFields
+class AWRequiredFieldsValidator extends RequiredFieldsValidator
 {
     protected $data = array();
     protected static $caller;
 
-    public function __construct()
-    {
-        $message = 'Will be renamed to Symbiote\\AdvancedWorkflow\\Forms\\AWRequiredFieldsValidator';
-        Deprecation::noticeWithNoReplacment('5.4.0', $message, Deprecation::SCOPE_CLASS);
-        parent::__construct(...func_get_args());
-    }
-
     public function php($data)
     {
         $valid = parent::php($data);
@@ -60,12 +50,12 @@ public function php($data)
 
     /**
      * Allows for the addition of an arbitrary no. additional, dedicated and "extended" validation methods on classes
-     * that call AWRequiredFields.
+     * that call AWRequiredFieldsValidator.
      * To add specific validation methods to a caller:
      *
      * 1). Write each checking method using this naming prototype: public function extendedRequiredFieldsXXX(). All
      *     methods so named will be called.
-     * 2). Call AWRequiredFields->setCaller($this)
+     * 2). Call AWRequiredFieldsValidator->setCaller($this)
      *
      * Each extended method thus called, should return an array of a specific format. (See: static
      * $extendedMethodReturn on the caller)
@@ -115,11 +105,11 @@ protected function getData()
 
     public function setCaller($caller)
     {
-        AWRequiredFields::$caller = $caller;
+        AWRequiredFieldsValidator::$caller = $caller;
     }
 
     public function getCaller()
     {
-        return AWRequiredFields::$caller;
+        return AWRequiredFieldsValidator::$caller;
     }
 }