diff --git a/memory_scope/memory/service/base_memory_service.py b/memory_scope/memory/service/base_memory_service.py
index 1d488392..b66bd2a7 100644
--- a/memory_scope/memory/service/base_memory_service.py
+++ b/memory_scope/memory/service/base_memory_service.py
@@ -48,4 +48,4 @@ class BaseMemoryService(metaclass=ABCMeta):
 
     def read_memory(self):
         assert self.read_memory_key in self._operation_dict, f"op={self.read_memory_key} is not inited!"
-        return self.operate(self.read_memory_key)
+        return self.do_operation(self.read_memory_key)