diff --git a/lib/resources/pb_type_keys.dart b/lib/resources/pb_type_keys.dart
index 2356f75..1e7fcc8 100644
--- a/lib/resources/pb_type_keys.dart
+++ b/lib/resources/pb_type_keys.dart
@@ -1,5 +1,4 @@
 class PBTypeKeys {
-
   static const github = 'github';
 
   static const smms = 'smms';
@@ -8,4 +7,5 @@ class PBTypeKeys {
 
   static const qiniu = 'qiniu';
 
-}
\ No newline at end of file
+  static const aliyun = 'aliyun';
+}
diff --git a/lib/utils/db_provider.dart b/lib/utils/db_provider.dart
index 047b5c0..7bd1663 100644
--- a/lib/utils/db_provider.dart
+++ b/lib/utils/db_provider.dart
@@ -34,7 +34,7 @@ class DbProvider {
     try {
       db = await openDatabase(
         path,
-        version: 4,
+        version: 5,
         onCreate: (db, version) async {
           // 创建pb_setting表
           _initPb(db);
@@ -99,6 +99,9 @@ class DbProvider {
     // Qiniu图床
     await db.rawInsert(
         'INSERT INTO $TABLE_NAME_PBSETTING(type, path, name, config, visible) VALUES("${PBTypeKeys.qiniu}", "/setting/pb/qiniu", "七牛图床", NULL, 1)');
+    // 阿里云OSS
+    await db.rawInsert(
+        'INSERT INTO $TABLE_NAME_PBSETTING(type, path, name, config, visible) VALUES("${PBTypeKeys.aliyun}", "/setting/pb/aliyun", "阿里云OSS图床", NULL, 1)');
     // copy data
     // update authors set dynasty_index=(select id  from dynasties where dynasties .name=authors.dynasty) where dynasty in (select name from dynasties )
     if (isExists) {