diff --git a/hb_server/apps/hrm/services.py b/hb_server/apps/hrm/services.py
index 1a793b1..0786a29 100644
--- a/hb_server/apps/hrm/services.py
+++ b/hb_server/apps/hrm/services.py
@@ -40,6 +40,7 @@ class HRMService:
                 return user, ''   
         return None, '识别失败'
 
+    @classmethod
     def get_facedata_from_img(cls, img_path):
         try:
             photo_path = settings.BASE_DIR + img_path