diff --git a/modules/aggregator.module b/modules/aggregator.module
index 4037eb5ecea9056bc874c6a48462ae7f0e63480f..6089c83855bbba3974a82d8747b1868c5595499b 100644
--- a/modules/aggregator.module
+++ b/modules/aggregator.module
@@ -92,7 +92,7 @@ function aggregator_link($type) {
 
   if ($type == 'system') {
     if (user_access('administer news feeds')) {
-      menu('admin/syndication', t('syndication'), NULL, 5);
+      menu('admin/syndication', t('syndication'), 'aggregator_help_page', 5);
       menu('admin/syndication/news', t('RSS/RDF'), 'aggregator_admin');
       menu('admin/syndication/news/add/feed', t('new feed'), 'aggregator_admin', 2);
       menu('admin/syndication/news/add/bundle', t('new bundle'), 'aggregator_admin', 3);
diff --git a/modules/aggregator/aggregator.module b/modules/aggregator/aggregator.module
index 4037eb5ecea9056bc874c6a48462ae7f0e63480f..6089c83855bbba3974a82d8747b1868c5595499b 100644
--- a/modules/aggregator/aggregator.module
+++ b/modules/aggregator/aggregator.module
@@ -92,7 +92,7 @@ function aggregator_link($type) {
 
   if ($type == 'system') {
     if (user_access('administer news feeds')) {
-      menu('admin/syndication', t('syndication'), NULL, 5);
+      menu('admin/syndication', t('syndication'), 'aggregator_help_page', 5);
       menu('admin/syndication/news', t('RSS/RDF'), 'aggregator_admin');
       menu('admin/syndication/news/add/feed', t('new feed'), 'aggregator_admin', 2);
       menu('admin/syndication/news/add/bundle', t('new bundle'), 'aggregator_admin', 3);
diff --git a/modules/system.module b/modules/system.module
index 349887a22acf270d8831ec3931168e28aed3173d..6b1e7962161ce6aff4bf1b4dedea5d2001a5fcc0 100644
--- a/modules/system.module
+++ b/modules/system.module
@@ -111,7 +111,7 @@ function system_view_general() {
   $group .= form_textarea(t("Footer message"), "site_footer", variable_get("site_footer", ""), 70, 5, t("This text will be displayed at the bottom of each page.  Useful for adding a copyright notice to your pages."));
   $group .= form_textfield(t("Anonymous user"), "anonymous", variable_get("anonymous", "Anonymous"), 70, 70, t("The name used to indicate anonymous users."));
   $group .= form_textfield(t("Default front page"), "site_frontpage", variable_get("site_frontpage", "node"), 70, 70, t("The home page displays content from this relative URL.  If you are not using clean URLs, specify the part after '?q='.  If unsure, specify 'node'."));
-  $group .= form_textfield(t("Default 404 (not found) page"), "site_404", variable_get("site_404", ""), 70, 70, t("This page is displayed when no other content matches the requested document.  If you are not using clean URLs, specify the part after '?q='.  If unsure, specify 'node'."));
+  $group .= form_textfield(t("Default 404 (not found) page"), "site_404", variable_get("site_404", ""), 70, 70, t("This page is displayed when no other content matches the requested document.  If you are not using clean URLs, specify the part after '?q='.  If unsure, specify nothing."));
   $group .= form_radios(t("Clean URLs"), "clean_url", variable_get("clean_url", 0), array(t("Disabled"), t("Enabled")), t("Enable or disable clean URLs.  If enabled, you'll need <code>ModRewrite</code> support.  See also the <code>.htaccess</code> file in Drupal's top-level directory."));
 
   $output = form_group(t("General settings"), $group);
diff --git a/modules/system/system.module b/modules/system/system.module
index 349887a22acf270d8831ec3931168e28aed3173d..6b1e7962161ce6aff4bf1b4dedea5d2001a5fcc0 100644
--- a/modules/system/system.module
+++ b/modules/system/system.module
@@ -111,7 +111,7 @@ function system_view_general() {
   $group .= form_textarea(t("Footer message"), "site_footer", variable_get("site_footer", ""), 70, 5, t("This text will be displayed at the bottom of each page.  Useful for adding a copyright notice to your pages."));
   $group .= form_textfield(t("Anonymous user"), "anonymous", variable_get("anonymous", "Anonymous"), 70, 70, t("The name used to indicate anonymous users."));
   $group .= form_textfield(t("Default front page"), "site_frontpage", variable_get("site_frontpage", "node"), 70, 70, t("The home page displays content from this relative URL.  If you are not using clean URLs, specify the part after '?q='.  If unsure, specify 'node'."));
-  $group .= form_textfield(t("Default 404 (not found) page"), "site_404", variable_get("site_404", ""), 70, 70, t("This page is displayed when no other content matches the requested document.  If you are not using clean URLs, specify the part after '?q='.  If unsure, specify 'node'."));
+  $group .= form_textfield(t("Default 404 (not found) page"), "site_404", variable_get("site_404", ""), 70, 70, t("This page is displayed when no other content matches the requested document.  If you are not using clean URLs, specify the part after '?q='.  If unsure, specify nothing."));
   $group .= form_radios(t("Clean URLs"), "clean_url", variable_get("clean_url", 0), array(t("Disabled"), t("Enabled")), t("Enable or disable clean URLs.  If enabled, you'll need <code>ModRewrite</code> support.  See also the <code>.htaccess</code> file in Drupal's top-level directory."));
 
   $output = form_group(t("General settings"), $group);