diff --git a/src/Extension/Traits/FluentObjectTrait.php b/src/Extension/Traits/FluentObjectTrait.php
index 7efdec4e..26e987fb 100644
--- a/src/Extension/Traits/FluentObjectTrait.php
+++ b/src/Extension/Traits/FluentObjectTrait.php
@@ -94,7 +94,9 @@ public function augmentDataQueryCreation(
      */
     protected function updateFluentCMSFields(FieldList $fields)
     {
-        if (!$this->owner->ID) {
+        $owner = $this->owner;
+
+        if (!$owner->ID) {
             return;
         }
 
@@ -150,11 +152,11 @@ protected function updateFluentCMSFields(FieldList $fields)
         }
 
         // Let extensions override columns
-        $this->owner->extend('updateLocalisationTabColumns', $summaryColumns);
+        $owner->extend('updateLocalisationTabColumns', $summaryColumns);
         $columns->setDisplayFields($summaryColumns);
 
         // Let extensions override components
-        $this->owner->extend('updateLocalisationTabConfig', $config);
+        $owner->extend('updateLocalisationTabConfig', $config);
 
         // Add gridfield to tab / fields
         $gridField = GridField::create(