diff --git a/core/includes/menu.inc b/core/includes/menu.inc
index a03a70c..095513e 100644
--- a/core/includes/menu.inc
+++ b/core/includes/menu.inc
@@ -655,7 +655,7 @@ function _menu_check_access(&$item, $map) {
  *   If an item's callback is check_plain(), $item['options']['html'] becomes
  *   TRUE.
  *   $item['description'] is computed using $item['description_callback'] if
- *   specified, otherwise it is translated using t().
+ *   specified; otherwise it is translated using t().
  *   When doing link translation and the $item['options']['attributes']['title']
  *   (link title attribute) matches the description, it is translated as well.
  */
diff --git a/core/modules/system/system.api.php b/core/modules/system/system.api.php
index 55d27f6..a6f7dd3 100644
--- a/core/modules/system/system.api.php
+++ b/core/modules/system/system.api.php
@@ -693,9 +693,9 @@ function hook_menu_get_item_alter(&$router_item, $path, $original_map) {
  *   - "title arguments": Arguments to send to t() or your custom callback,
  *     with path component substitution as described above.
  *   - "description": The untranslated description of the menu item.
- *   - "description callback": Function to generate the description; defaults to
+ *   - description callback: Function to generate the description; defaults to
  *     t(). If you require only the raw string to be output, set this to FALSE.
- *   - "description arguments": Arguments to send to t() or your custom callback,
+ *   - description arguments: Arguments to send to t() or your custom callback,
  *     with path component substitution as described above.
  *   - "page callback": The function to call to display a web page when the user
  *     visits the path. If omitted, the parent menu item's callback will be used
diff --git a/core/modules/system/tests/modules/menu_test/menu_test.module b/core/modules/system/tests/modules/menu_test/menu_test.module
index 356a0f7..8f24a4f 100644
--- a/core/modules/system/tests/modules/menu_test/menu_test.module
+++ b/core/modules/system/tests/modules/menu_test/menu_test.module
@@ -24,7 +24,7 @@ function menu_test_menu() {
   );
   // This item uses system_admin_menu_block_page() to list child items.
   $items['menu_callback_description'] = array(
-    'title' => 'Menu Item Title',
+    'title' => 'Menu item title',
     'page callback' => 'system_admin_menu_block_page',
     'description' => 'Menu item description parent',
     'access arguments' => array('access content'),
@@ -32,13 +32,13 @@ function menu_test_menu() {
     'file path' => drupal_get_path('module', 'system'),
   );
   $items['menu_callback_description/description-plain'] = array(
-    'title' => 'Menu Item with a regular description',
+    'title' => 'Menu item with a regular description',
     'page callback' => 'menu_test_callback',
     'description' => 'Menu item description text',
     'access arguments' => array('access content'),
   );
   $items['menu_callback_description/description-callback'] = array(
-    'title' => 'Menu Item with a description set with a callback',
+    'title' => 'Menu item with a description set with a callback',
     'page callback' => 'menu_test_callback',
     'description callback' => 'check_plain',
     'description arguments' => array('<strong>Menu item description arguments</strong>'),