diff --git a/main.py b/main.py
index adb51b2..5c3d5ac 100644
--- a/main.py
+++ b/main.py
@@ -57,6 +57,10 @@ DEFAULT_CONFIG = {
             "model": OLLAMA_EMBEDDER_MODEL,
         },
     },
+    "memory": {
+        "provider": None,  # 禁止 mem0 初始化 SQLite
+        "config": {}
+    },
     "history_db_path": HISTORY_DB_PATH,
 }