diff --git a/metagpt/memory/brain_memory.py b/metagpt/memory/brain_memory.py
index 78eeac758..be3736100 100644
--- a/metagpt/memory/brain_memory.py
+++ b/metagpt/memory/brain_memory.py
@@ -227,7 +227,7 @@ class BrainMemory(pydantic.BaseModel):
     async def get_title(self, llm, max_words=5, **kwargs) -> str:
         """Generate text title"""
         if self.llm_type == LLMType.METAGPT.value:
-            return self.history[0] if self.history else "New"
+            return Message(**self.history[0]).content if self.history else "New"
 
         summary = await self.summarize(llm=llm, max_words=500)