diff --git a/api/controllers/service_api/dataset/document.py b/api/controllers/service_api/dataset/document.py
index d26c64fe36..e01bc8940c 100644
--- a/api/controllers/service_api/dataset/document.py
+++ b/api/controllers/service_api/dataset/document.py
@@ -30,7 +30,6 @@ from extensions.ext_database import db
 from fields.document_fields import document_fields, document_status_fields
 from libs.login import current_user
 from models.dataset import Dataset, Document, DocumentSegment
-from models.model import EndUser
 from services.dataset_service import DatasetService, DocumentService
 from services.entities.knowledge_entities.knowledge_entities import KnowledgeConfig
 from services.file_service import FileService
@@ -311,8 +310,6 @@ class DocumentAddByFileApi(DatasetApiResource):
         if not file.filename:
             raise FilenameNotExistsError
 
-        if not isinstance(current_user, EndUser):
-            raise ValueError("Invalid user account")
         if not current_user:
             raise ValueError("current_user is required")
         upload_file = FileService(db.engine).upload_file(
@@ -406,9 +403,6 @@ class DocumentUpdateByFileApi(DatasetApiResource):
             if not current_user:
                 raise ValueError("current_user is required")
 
-            if not isinstance(current_user, EndUser):
-                raise ValueError("Invalid user account")
-
             try:
                 upload_file = FileService(db.engine).upload_file(
                     filename=file.filename,