diff --git a/simditor/urls.py b/simditor/urls.py
index 8fc7887..ce5eaab 100644
--- a/simditor/urls.py
+++ b/simditor/urls.py
@@ -11,16 +11,16 @@
 
 if django.VERSION >= (2, 0):
     # pylint disable=C0103
-    from django.urls import path
+    from django.urls import re_path
     urlpatterns = [
-        path('upload/', staff_member_required(views.UPLOAD),
+        re_path('upload[/]{0,1}', staff_member_required(views.UPLOAD),
              name='simditor_upload'),
     ]
 elif django.VERSION >= (1, 8):
     from django.conf.urls import url
     # pylint disable=C0103
     urlpatterns = [
-        url(r'^upload/', staff_member_required(views.UPLOAD),
+        url(r'^upload[/]{0,1}', staff_member_required(views.UPLOAD),
             name='simditor_upload'),
     ]
 else:
@@ -28,7 +28,7 @@
     # pylint disable=C0103
     urlpatterns = patterns(
         '',
-        url(r'^upload/', staff_member_required(views.UPLOAD),
+        url(r'^upload[/]{0,1}', staff_member_required(views.UPLOAD),
             name='simditor_upload'),
     )
 
diff --git a/simditor/views.py b/simditor/views.py
index c78b734..65a6a5f 100644
--- a/simditor/views.py
+++ b/simditor/views.py
@@ -58,15 +58,19 @@ def upload_handler(request):
                        'msg': '图片格式错误!'}
             return JsonResponse(retdata)
 
-    filename = get_upload_filename(uploaded_file.name)
-    saved_path = default_storage.save(filename, uploaded_file)
+    if hasattr(settings, 'SIMDITOR_UPLOAD_BACKEND') and hasattr(settings.SIMDITOR_UPLOAD_BACKEND, '__call__'):
+        retdata = settings.SIMDITOR_UPLOAD_BACKEND(request, uploaded_file) or {}
 
-    url = utils.get_media_url(saved_path)
+    else:
+        filename = get_upload_filename(uploaded_file.name)
+        saved_path = default_storage.save(filename, uploaded_file)
 
-    is_api = settings.SIMDITOR_CONFIGS.get('is_api', False)
-    url = request.META.get('HTTP_ORIGIN') + url if is_api else url
+        url = utils.get_media_url(saved_path)
 
-    retdata = {'file_path': url, 'success': True, 'msg': '上传成功!'}
+        is_api = settings.SIMDITOR_CONFIGS.get('is_api', False)
+        url = request.META.get('HTTP_ORIGIN') + url if is_api else url
+
+        retdata = {'file_path': url, 'success': True, 'msg': '上传成功!'}
 
     return JsonResponse(retdata)