diff --git a/assets/app.db b/assets/app.db
index a59b04be..911c9dd6 100644
Binary files a/assets/app.db and b/assets/app.db differ
diff --git a/lib/views/collection_page.dart b/lib/views/collection_page.dart
index 1629b67e..b1e0fe60 100644
--- a/lib/views/collection_page.dart
+++ b/lib/views/collection_page.dart
@@ -2,7 +2,7 @@
  * @Author: 一凨 
  * @Date: 2019-01-08 17:12:58 
  * @Last Modified by: 一凨
- * @Last Modified time: 2019-01-14 20:02:46
+ * @Last Modified time: 2019-01-14 20:13:28
  */
 import 'package:flutter/material.dart';
 import '../model/collection.dart';
@@ -78,7 +78,7 @@ class _CollectionPageState extends State<CollectionPage> {
       if (_collectionList[index - 1].name.endsWith('Doc')) {
         _icons = Icons.library_books;
       } else {
-        _icons = Icons.bookmark;
+        _icons = Icons.language;
       }
     } else {
       _icons = Icons.extension;
diff --git a/lib/widgets/components/Navigation/BottomNavigationBarItem/index.dart b/lib/widgets/components/Navigation/BottomNavigationBarItem/index.dart
index f28b77a5..00b042df 100644
--- a/lib/widgets/components/Navigation/BottomNavigationBarItem/index.dart
+++ b/lib/widgets/components/Navigation/BottomNavigationBarItem/index.dart
@@ -38,7 +38,7 @@ class _DemoState extends State<Demo> {
   Widget build(BuildContext context) {
     return WidgetDemo(
       title: 'BottomNavigationBarItem',
-      codeUrl: 'components/Bar/BottomNavigationBarItem/demo.dart',
+      codeUrl: 'components/Navigation/BottomNavigationBarItem/demo.dart',
       contentList: [allCheckboxs(context, this)],
       docUrl: 'https://docs.flutter.io/flutter/widgets/BottomNavigationBarItem-class.html',
     );