diff --git a/classes/Notice.php b/classes/Notice.php
index ac4db944f2..1e3b330f26 100644
--- a/classes/Notice.php
+++ b/classes/Notice.php
@@ -232,7 +232,7 @@ class Notice extends Memcached_DataObject
         $notice = new Notice();
         $notice->profile_id = $profile_id;
         $notice->content = $content;
-        $notice->whereAdd('now() - created < ' . common_config('notice', 'dupelimit'));
+        $notice->whereAdd('now() - created < ' . common_config('site', 'dupelimit'));
         $cnt = $notice->count();
         return ($cnt == 0);
     }