diff --git a/app/Article.php b/app/Article.php
index 03ed312..296b755 100644
--- a/app/Article.php
+++ b/app/Article.php
@@ -39,6 +39,6 @@ class Article extends Model
 
     public function topics()
     {
-        return $this->belongsToMany(Topic::class);
+        return $this->belongsToMany(Topic::class)->withTimestamps();
     }
 }