diff --git a/apps/wpmw/models.py b/apps/wpmw/models.py
index 08ffdc61..5ae27ab0 100644
--- a/apps/wpmw/models.py
+++ b/apps/wpmw/models.py
@@ -33,7 +33,7 @@ class Wpr(BaseModel):
 
         if wpr:
             ins:Wpr = wpr
-            if wpr and mb is None and wm is None and ins.version <=1:
+            if wpr and mb is None and wm is None and ins.version <= 0: # 相当于撤回操作
                 wpr.delete()
                 return
         elif number: