diff --git a/hb_server/apps/srm/views.py b/hb_server/apps/srm/views.py
index 9dd73cc..3c7e6a3 100644
--- a/hb_server/apps/srm/views.py
+++ b/hb_server/apps/srm/views.py
@@ -78,8 +78,8 @@ class AtWorkCountView(CreateAPIView):
         serializer.is_valid(raise_exception=True)
         vdata = serializer.validated_data
         ret = ClockRecord.objects.filter(
-            create_time__year = vdata['year'],
-            create_time__month = vdata['month']
+            update_time__year = vdata['year'],
+            update_time__month = vdata['month']
         ).values(
             user_id = F('create_by'),
             username = F('create_by__username'),
diff --git a/hb_server/requirements.txt b/hb_server/requirements.txt
index 3d3b1be..500f758 100644
--- a/hb_server/requirements.txt
+++ b/hb_server/requirements.txt
@@ -11,3 +11,4 @@ psutil==5.8.0
 pillow==8.3.1
 opencv-python==4.5.3.56
 django-celery-results==2.2.0
+numpy==1.21.2
diff --git a/hb_server/utils/view.py b/hb_server/utils/view.py
index 25dc7d5..c44f11b 100644
--- a/hb_server/utils/view.py
+++ b/hb_server/utils/view.py
@@ -1,3 +1,4 @@
+import os
 from rest_framework.response import Response
 from rest_framework.views import APIView
 from rest_framework.parsers import MultiPartParser
@@ -57,8 +58,10 @@ class GenSignature(APIView):
                         image[i][j][3] = 0
                     else:
                         image[i][j][0],image[i][j][1],image[i][j][2] = 0,0,0
-            cv2.imwrite(path,image)
-            return Response(request.data, status=status.HTTP_200_OK)
+            ext = os.path.splitext(path)
+            new_path = ext[0] + '.png'
+            cv2.imwrite(new_path,image)
+            return Response({'path':new_path}, status=status.HTTP_200_OK)
         except:
             return Response('签名照处理失败,请重新上传',
                 status=status.HTTP_400_BAD_REQUEST)