diff --git a/modules/board/board.admin.controller.php b/modules/board/board.admin.controller.php
index a40d71511..3ac661689 100644
--- a/modules/board/board.admin.controller.php
+++ b/modules/board/board.admin.controller.php
@@ -53,6 +53,7 @@ class boardAdminController extends board {
 		if(!in_array($args->order_target,$this->order_target) && !array_key_exists($args->order_target, $extra_order_target)) $args->order_target = 'list_order';
 		if(!in_array($args->order_type, array('asc', 'desc'))) $args->order_type = 'asc';
 		
+		$args->skip_bottom_list_days = max(0, intval($args->skip_bottom_list_days));
 		$args->browser_title = trim(utf8_normalize_spaces($args->browser_title));
 		$args->meta_keywords = $args->meta_keywords ? implode(', ', array_map('trim', explode(',', $args->meta_keywords))) : '';
 		$args->meta_description = trim(utf8_normalize_spaces($args->meta_description));
diff --git a/modules/board/board.view.php b/modules/board/board.view.php
index 9ad9669ac..8d9cadee9 100644
--- a/modules/board/board.view.php
+++ b/modules/board/board.view.php
@@ -534,7 +534,8 @@ class boardView extends board
 			$oDocument = $oDocumentModel->getDocument($document_srl);
 			if($oDocument->isExists() && !$oDocument->isNotice())
 			{
-				if($oDocument->getRegdateTime() < (time() - (86400 * 30)) && $this->module_info->skip_bottom_list_for_olddoc === 'Y')
+				$days = $this->module_info->skip_bottom_list_days ?: 30;
+				if($oDocument->getRegdateTime() < (time() - (86400 * $days)) && $this->module_info->skip_bottom_list_for_olddoc === 'Y')
 				{
 					Context::set('page', $args->page = null);
 				}
diff --git a/modules/board/tpl/board_insert.html b/modules/board/tpl/board_insert.html
index 1cfcf5d60..919d2421b 100644
--- a/modules/board/tpl/board_insert.html
+++ b/modules/board/tpl/board_insert.html
@@ -225,10 +225,12 @@
 		<div class="x_control-group">
 			<label class="x_control-label">{$lang->customize_bottom_list}</label>
 			<div class="x_controls">
-				<label for="skip_bottom_list_for_olddoc">
+				<label for="skip_bottom_list_for_olddoc" class="x_inline">
 					<input type="checkbox" name="skip_bottom_list_for_olddoc" id="skip_bottom_list_for_olddoc" value="Y" checked="checked"|cond="$module_info->skip_bottom_list_for_olddoc === 'Y'" />
 					{$lang->skip_bottom_list_for_olddoc}
 				</label>
+				<input type="number" name="skip_bottom_list_days" value="{$module_info->skip_bottom_list_days ?: 30}" /> {$lang->unit_day}
+				<br />
 				<label for="skip_bottom_list_for_robot">
 					<input type="checkbox" name="skip_bottom_list_for_robot" id="skip_bottom_list_for_robot" value="Y" checked="checked"|cond="$module_info->skip_bottom_list_for_robot === 'Y'" />
 					{$lang->skip_bottom_list_for_robot}