diff --git a/apps/inm/services.py b/apps/inm/services.py
index 51faed2f..b7f9554d 100644
--- a/apps/inm/services.py
+++ b/apps/inm/services.py
@@ -438,7 +438,7 @@ class InmService:
         ana_batch_thread(xbatchs)
 
 
-
+    @classmethod
     def revert_and_del(cls, mioitem: MIOItem):
         mio:MIO = MIOItem.mio
         if mio.submit_time is None: