diff --git a/src/File.php b/src/File.php
index 8b3c6483..fa8e499b 100644
--- a/src/File.php
+++ b/src/File.php
@@ -1183,7 +1183,7 @@ public function validate()
     {
         $result = ValidationResult::create();
         $this->File->validate($result, $this->Name);
-        $this->extend('validate', $result);
+        $this->extend('updateValidate', $result);
         return $result;
     }
 
diff --git a/src/Folder.php b/src/Folder.php
index e9e1c78d..1a6041c5 100644
--- a/src/Folder.php
+++ b/src/Folder.php
@@ -339,7 +339,7 @@ public function StripThumbnail()
     public function validate()
     {
         $result = ValidationResult::create();
-        $this->extend('validate', $result);
+        $this->extend('updateValidate', $result);
         return $result;
     }
 
diff --git a/src/Storage/DBFile.php b/src/Storage/DBFile.php
index d75e61ec..5ec4300b 100644
--- a/src/Storage/DBFile.php
+++ b/src/Storage/DBFile.php
@@ -277,8 +277,7 @@ public function getURL($grant = true)
             return null;
         }
         $url = $this->getSourceURL($grant);
-        $this->updateURL($url);
-        $this->extend('updateURL', $url);
+        $this->invokeWithExtensions('updateURL', $url);
         return $url;
     }