diff --git a/SeedDMS_Core/Core/inc.ClassDocument.php b/SeedDMS_Core/Core/inc.ClassDocument.php
index d170f0c28..d9ca707bf 100644
--- a/SeedDMS_Core/Core/inc.ClassDocument.php
+++ b/SeedDMS_Core/Core/inc.ClassDocument.php
@@ -2585,7 +2585,7 @@ class SeedDMS_Core_Document extends SeedDMS_Core_Object { /* {{{ */
 	 * This function is deprecated. Use
 	 * {@see SeedDMS_Core_Document::getReadAccessList()} instead.
 	 */
-	function getApproversList() { /* {{{ */
+	protected function __getApproversList() { /* {{{ */
 		return $this->getReadAccessList(0, 0, 0);
 	} /* }}} */