diff --git a/modules/rss/rss.admin.controller.php b/modules/rss/rss.admin.controller.php
index 205691fa9..48557238e 100644
--- a/modules/rss/rss.admin.controller.php
+++ b/modules/rss/rss.admin.controller.php
@@ -64,7 +64,11 @@ class rssAdminController extends rss
 		{
 			$vars->open_rss = 'Y';
 		}
-		$vars->feed_document_count = (int) $vars->feed_document_count;
+		$vars->feed_document_count = intval($vars->feed_document_count);
+		if ($vars->feed_document_count < 1 || $vars->feed_document_count > 1000)
+		{
+			$vars->feed_document_count = 20;
+		}
 		
 		getController('module')->updateModuleConfig('rss', $vars);
 		
diff --git a/modules/rss/rss.view.php b/modules/rss/rss.view.php
index ce90ed3de..0ae93c471 100644
--- a/modules/rss/rss.view.php
+++ b/modules/rss/rss.view.php
@@ -140,7 +140,7 @@ class rssView extends rss
 				$args->search_keyword = 'N';
 				$args->page = $page > 0 ? $page : 1;
 				$args->module_srl = array_keys($target_modules);
-				$args->list_count = $config->feed_document_count;
+				$args->list_count = $config->feed_document_count > 0 ? $config->feed_document_count : 20;
 				$args->sort_index = 'regdate';
 				$args->order_type = 'desc';
 				$document_list = getModel('document')->getDocumentList($args)->data;
diff --git a/modules/rss/tpl/rss_admin_index.html b/modules/rss/tpl/rss_admin_index.html
index e661b8a07..eceba21df 100644
--- a/modules/rss/tpl/rss_admin_index.html
+++ b/modules/rss/tpl/rss_admin_index.html
@@ -59,7 +59,7 @@
 		<div class="x_control-group">
 			<label class="x_control-label" for="feed_document_count">{$lang->feed_document_count}</label>
 			<div class="x_controls">
-				<input type="number" min="1" max="100" name="feed_document_count" value="{$config->feed_document_count}" id="feed_document_count" />
+				<input type="number" min="1" max="1000" name="feed_document_count" value="{$config->feed_document_count ?: 20}" id="feed_document_count" />
 			</div>
 		</div>
 		<div class="btnArea x_clearfix">