diff --git a/agent/config.py b/agent/config.py
index ffabac9..892bdbf 100644
--- a/agent/config.py
+++ b/agent/config.py
@@ -7,5 +7,4 @@ class Settings(BaseSettings):
     safedir: str = "./workspace"
     max_tokens: int = 500
 
-    class Config:
-        env_file = ".env"
+    model_config = {"env_file": ".env"}