diff --git a/modules/document/document.model.php b/modules/document/document.model.php
index daf2b4851..697eb2d17 100644
--- a/modules/document/document.model.php
+++ b/modules/document/document.model.php
@@ -155,7 +155,7 @@
             // cache controll
 			$oCacheHandler = &CacheHandler::getInstance('object');
 			if($oCacheHandler->isSupport()){
-				$cache_key = 'object:'.$obj->module_srl.'_category_srl:'.$obj->category_srl.'_list_count:'.$obj->list_count.'_search_target:'.$obj->search_target.'_search_keyword:'.$obj->search_keyword.'_documents';
+				$cache_key = 'object:'.$obj->module_srl.'_category_srl:'.$obj->category_srl.'_list_count:'.$obj->list_count.'_search_target:'.$obj->search_target.'_search_keyword:'.$obj->search_keyword.'_page'.$obj->page;
 				$output = $oCacheHandler->get($cache_key);
 				$cache_object = $oCacheHandler->get('module_list_documents');
 				if($cache_object) {