Using array_replace_recursive to merge arrays instead

Modules/User/Events/UserIsCreating.php

@@ -36,7 +36,7 @@ final class UserIsCreating implements EntityIsChanging
      */
     public function setAttributes(array $attributes)
     {
-        $this->attributes = array_merge($this->attributes, $attributes);
+        $this->attributes = array_replace_recursive($this->attributes, $attributes);
     }
 
     /**

Modules/User/Events/UserIsUpdating.php

@@ -48,7 +48,7 @@ final class UserIsUpdating implements EntityIsChanging
      */
     public function setAttributes(array $attributes)
     {
-        $this->attributes = array_merge($this->attributes, $attributes);
+        $this->attributes = array_replace_recursive($this->attributes, $attributes);
     }
 
     /**