diff --git a/CRM/Report/Form/Contribute/History.php b/CRM/Report/Form/Contribute/History.php
index 76b798f74118172742de6bbe9a9f07339e3a4f46..20326f3bf9889cd069e99a664b89b1b489a4d520 100644
--- a/CRM/Report/Form/Contribute/History.php
+++ b/CRM/Report/Form/Contribute/History.php
@@ -15,10 +15,6 @@
  * @copyright CiviCRM LLC https://civicrm.org/licensing
  */
 class CRM_Report_Form_Contribute_History extends CRM_Report_Form {
-  /**
-   * Primary Contacts count limitCONSTROW_COUNT_LIMIT = 10;
-   */
-
   /**
    * @var array
    */