diff --git a/src/opnsense/mvc/app/models/OPNsense/Base/Constraints/BaseConstraint.php b/src/opnsense/mvc/app/models/OPNsense/Base/Constraints/BaseConstraint.php
index ac7c64686..b565798a4 100644
--- a/src/opnsense/mvc/app/models/OPNsense/Base/Constraints/BaseConstraint.php
+++ b/src/opnsense/mvc/app/models/OPNsense/Base/Constraints/BaseConstraint.php
@@ -41,7 +41,7 @@ abstract class BaseConstraint extends Validator implements ValidatorInterface
      */
     protected function appendMessage(\Phalcon\Validation $validator, $attribute)
     {
-        $message = $this->getOption('message');
+        $message = $this->getOption('ValidationMessage');
         $name = $this->getOption('name');
         if (empty($message)) {
             $message = 'validation failure ' . get_class($this);
diff --git a/src/opnsense/mvc/tests/app/models/OPNsense/Base/BaseModel/TestModel.xml b/src/opnsense/mvc/tests/app/models/OPNsense/Base/BaseModel/TestModel.xml
index d0023c3e4..2aab7bb3d 100644
--- a/src/opnsense/mvc/tests/app/models/OPNsense/Base/BaseModel/TestModel.xml
+++ b/src/opnsense/mvc/tests/app/models/OPNsense/Base/BaseModel/TestModel.xml
@@ -22,7 +22,7 @@
                     <Required>Y</Required>
                     <Constraints>
                         <check001>
-                            <message>number should be unique</message>
+                            <ValidationMessage>number should be unique</ValidationMessage>
                             <type>OPNsense\Base\Constraints\UniqueConstraint</type>
                             <addFields>
                                 <field1>optfield</field1>