diff --git a/extensions/sticky/src/DiscussionStickiedPost.php b/extensions/sticky/src/DiscussionStickiedPost.php
index 08d80b33a..5d94bd947 100755
--- a/extensions/sticky/src/DiscussionStickiedPost.php
+++ b/extensions/sticky/src/DiscussionStickiedPost.php
@@ -1,9 +1,9 @@
 <?php namespace Flarum\Sticky;
 
 use Flarum\Core\Models\Model;
-use Flarum\Core\Models\ActivityPost;
+use Flarum\Core\Models\EventPost;
 
-class DiscussionStickiedPost extends ActivityPost
+class DiscussionStickiedPost extends EventPost
 {
     /**
      * The type of post this is, to be stored in the posts table.