diff --git a/CHANGES.md b/CHANGES.md
index 3790bfc..4f0cbbd 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,5 +1,11 @@
 ## 版本更新记录
 
+### v0.7.2 2021-10
+
+- [新增]个人中心本地文档批量导入到文集功能；
+- [优化]「草稿」状态的文档可通过文档浏览URL预览草稿文档内容；
+- [优化]文档排序值默认调整为9999；
+
 ### v0.7.1 2021-09-29
 
 - [新增]安全报告SECURITY.md；
diff --git a/app_doc/migrations/0039_auto_20211013_1021.py b/app_doc/migrations/0039_auto_20211013_1021.py
new file mode 100644
index 0000000..2157f21
--- /dev/null
+++ b/app_doc/migrations/0039_auto_20211013_1021.py
@@ -0,0 +1,18 @@
+# Generated by Django 2.2.24 on 2021-10-13 10:21
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('app_doc', '0038_project_is_top'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='doc',
+            name='sort',
+            field=models.IntegerField(default=9999, verbose_name='排序'),
+        ),
+    ]
diff --git a/app_doc/models.py b/app_doc/models.py
index a4b7ce1..a05bbd1 100644
--- a/app_doc/models.py
+++ b/app_doc/models.py
@@ -70,7 +70,7 @@ class Doc(models.Model):
     content = models.TextField(verbose_name="文档内容",null=True,blank=True)
     parent_doc = models.IntegerField(default=0,verbose_name="上级文档")
     top_doc = models.IntegerField(default=0,verbose_name="所属项目")
-    sort = models.IntegerField(verbose_name='排序',default=99)
+    sort = models.IntegerField(verbose_name='排序',default=9999)
     create_user = models.ForeignKey(User,on_delete=models.CASCADE)
     create_time = models.DateTimeField(auto_now_add=True)
     modify_time = models.DateTimeField(auto_now=True)
diff --git a/app_doc/views.py b/app_doc/views.py
index b71ac22..1fd6e48 100644
--- a/app_doc/views.py
+++ b/app_doc/views.py
@@ -1226,7 +1226,7 @@ def create_doc(request):
                                 pre_content= pre_content,
                                 parent_doc= int(parent_doc) if parent_doc != '' else 0,
                                 top_doc= int(project),
-                                sort = sort if sort != '' else 99,
+                                sort = sort if sort != '' else 9999,
                                 create_user=request.user,
                                 status = status,
                                 editor_mode = editor_mode,
@@ -1345,7 +1345,7 @@ def modify_doc(request,doc_id):
                                 content=doc_content,
                                 pre_content=pre_content,
                                 parent_doc=int(parent_doc) if parent_doc != '' else 0,
-                                sort=sort if sort != '' else 99,
+                                sort=sort if sort != '' else 9999,
                                 modify_time = datetime.datetime.now(),
                                 status = status,
                                 editor_mode = editor_mode,
diff --git a/template/app_doc/editor/create_doc.html b/template/app_doc/editor/create_doc.html
index ffdcfd6..3215f7a 100644
--- a/template/app_doc/editor/create_doc.html
+++ b/template/app_doc/editor/create_doc.html
@@ -115,7 +115,7 @@
                     <input type="text" id="parent-doc" hidden> 
                 </div>
                 <div class="layui-col-md12">
-                    <input type="number" class="layui-input" placeholder="输入文档排序值，默认99" id="sort">
+                    <input type="number" class="layui-input" placeholder="输入文档排序值，默认9999" id="sort">
                 </div>    
             </div>