diff --git a/itsm/ticket/models/ticket.py b/itsm/ticket/models/ticket.py
index d1675f142..9e7b80785 100644
--- a/itsm/ticket/models/ticket.py
+++ b/itsm/ticket/models/ticket.py
@@ -2215,7 +2215,7 @@ def can_operate(self, username):
 
         # 说明可能存在截断的情况，这个时候需要去查询当前真实的用户
         if len(self.current_processors) >= 255:
-            if username == self.real_current_processors:
+            if username in self.real_current_processors:
                 return True
 
         user_roles = UserRole.get_user_roles(username)