diff --git a/app/Policies/PostPolicy.php b/app/Policies/PostPolicy.php
index 8f9f1ef58..fad4db7a2 100644
--- a/app/Policies/PostPolicy.php
+++ b/app/Policies/PostPolicy.php
@@ -70,6 +70,6 @@ private function hasEnoughReputation(User $user, Post $post): bool
      */
     private function isNotOld(Post $post): bool
     {
-        return $post->created_at->diffInHours(Carbon::now()) < 24;
+        return $post->created_at->diffInMinutes(Carbon::now()) < 30;
     }
 }