diff --git a/apps/common/handle/impl/doc_split_handle.py b/apps/common/handle/impl/doc_split_handle.py
index d3d5ee6c7..4bb70896c 100644
--- a/apps/common/handle/impl/doc_split_handle.py
+++ b/apps/common/handle/impl/doc_split_handle.py
@@ -24,12 +24,12 @@ default_pattern_list = [re.compile('(?<=^)# .*|(?<=\\n)# .*'), re.compile('(?<!#
 class DocSplitHandle(BaseSplitHandle):
     @staticmethod
     def paragraph_to_md(paragraph):
-        psn = paragraph.style.name
-        if psn.startswith('Heading'):
-            try:
+        try:
+            psn = paragraph.style.name
+            if psn.startswith('Heading'):
                 return "".join(["#" for i in range(int(psn.replace("Heading ", '')))]) + " " + paragraph.text
-            except Exception as e:
-                return paragraph.text
+        except Exception as e:
+            return paragraph.text
         return paragraph.text
 
     def to_md(self, doc):
diff --git a/apps/dataset/serializers/document_serializers.py b/apps/dataset/serializers/document_serializers.py
index 2e469dfe9..5dbf02762 100644
--- a/apps/dataset/serializers/document_serializers.py
+++ b/apps/dataset/serializers/document_serializers.py
@@ -470,8 +470,8 @@ class DocumentSerializers(ApiMixin, serializers.Serializer):
             super().is_valid(raise_exception=True)
             files = self.data.get('file')
             for f in files:
-                if f.size > 1024 * 1024 * 10:
-                    raise AppApiException(500, "上传文件最大不能超过10m")
+                if f.size > 1024 * 1024 * 100:
+                    raise AppApiException(500, "上传文件最大不能超过100MB")
 
         @staticmethod
         def get_request_params_api():
diff --git a/ui/src/views/dataset/component/UploadComponent.vue b/ui/src/views/dataset/component/UploadComponent.vue
index c9d42bdd9..ff4d95611 100644
--- a/ui/src/views/dataset/component/UploadComponent.vue
+++ b/ui/src/views/dataset/component/UploadComponent.vue
@@ -85,9 +85,9 @@ function deleteFlie(index: number) {
 // 上传on-change事件
 const filehandleChange = (file: any, fileList: UploadFiles) => {
   //1、判断文件大小是否合法，文件限制不能大于10M
-  const isLimit = file?.size / 1024 / 1024 < 10
+  const isLimit = file?.size / 1024 / 1024 < 100
   if (!isLimit) {
-    MsgError('文件大小超过 10MB')
+    MsgError('文件大小超过 100MB')
     fileList.splice(-1, 1) //移除当前超出大小的文件
     return false
   }