diff --git a/src/Post.php b/src/Post.php
index 3f34620..8a9ce02 100644
--- a/src/Post.php
+++ b/src/Post.php
@@ -6,6 +6,7 @@
 
 class Post extends Model
 {
+    // this is test
     /**
      * @var array
      */
@@ -22,4 +23,4 @@ public function extra($field)
     {
         return optional(json_decode($this->extra))->$field;
     }
-}
\ No newline at end of file
+}