diff --git a/src/Flarum/Api/Serializers/DiscussionSerializer.php b/src/Flarum/Api/Serializers/DiscussionSerializer.php
index 764e23358..5f9221455 100644
--- a/src/Flarum/Api/Serializers/DiscussionSerializer.php
+++ b/src/Flarum/Api/Serializers/DiscussionSerializer.php
@@ -54,7 +54,7 @@ class DiscussionSerializer extends DiscussionBasicSerializer
      */
     public function linkPosts(Discussion $discussion)
     {
-        return (new PostBasicSerializer)->collection($discussion->posts()->whereCanView()->ids());
+        return (new PostBasicSerializer)->collection($discussion->posts()->whereCanView()->orderBy('time', 'asc')->ids());
     }
 
     /**
diff --git a/src/Flarum/Core/Discussions/Discussion.php b/src/Flarum/Core/Discussions/Discussion.php
index 70ee378cb..149763074 100755
--- a/src/Flarum/Core/Discussions/Discussion.php
+++ b/src/Flarum/Core/Discussions/Discussion.php
@@ -106,7 +106,7 @@ class Discussion extends Entity
 
     public function posts()
     {
-        return $this->hasMany('Flarum\Core\Posts\Post')->orderBy('time', 'asc');
+        return $this->hasMany('Flarum\Core\Posts\Post');
     }
 
     public function comments()