diff --git a/docs/advanced.rst b/docs/advanced.rst
index c50483284c..d60f4555d6 100644
--- a/docs/advanced.rst
+++ b/docs/advanced.rst
@@ -257,9 +257,9 @@ Start by creating a class::
             return $entity;
         }
 
-        public function restore(Model $m)
+        public function restore(Model $entity)
         {
-            $m->assertIsLoaded();
+            $entity->assertIsLoaded();
 
             $id = $entity->getId();
             if ($entity->hook('beforeRestore') === false) {