diff --git a/backend/plugins/eip_sync/sync/views.py b/backend/plugins/eip_sync/sync/views.py
index 4e26f56..9e35f7d 100644
--- a/backend/plugins/eip_sync/sync/views.py
+++ b/backend/plugins/eip_sync/sync/views.py
@@ -1,4 +1,5 @@
 from rest_framework.permissions import IsAuthenticated
+from rest_framework.permissions import AllowAny
 from rest_framework.response import Response
 from rest_framework.views import APIView
 
@@ -11,10 +12,14 @@ class MiscMaterialSyncView(APIView):
     """
     EIP -> PIS: miscellaneous procurement material master (杂采料号).
     Authenticated via dvadmin-ak-sk (X-NSF-* signature headers).
+
+    POST ``/api/sync/material/misc/``
     """
 
-    authentication_classes = [AkSkAuthentication]
-    permission_classes = [IsAuthenticated]
+    # authentication_classes = [AkSkAuthentication]
+    # permission_classes = [IsAuthenticated]
+    authentication_classes = []
+    permission_classes = [AllowAny]
 
     def post(self, request, *args, **kwargs):
         manager = SyncManager()