diff --git a/lang_agent/components/client_tool_manager.py b/lang_agent/components/client_tool_manager.py
index 0b6d4fd..7eacef8 100644
--- a/lang_agent/components/client_tool_manager.py
+++ b/lang_agent/components/client_tool_manager.py
@@ -20,7 +20,7 @@ class ClientToolManagerConfig(InstantiateConfig):
 
     def __post_init__(self):
         if self.mcp_config_f is None:
-            self.mcp_config_f = osp.join(osp.dirname(osp.dirname(__file__)), "configs", "mcp_config.json")
+            self.mcp_config_f = osp.join(osp.dirname(osp.dirname(osp.dirname(__file__))), "configs", "mcp_config.json")
             logger.warning(f"config_f was not provided. Using default: {self.mcp_config_f}")
             assert osp.exists(self.mcp_config_f), f"Default config_f {self.mcp_config_f} does not exist."