diff --git a/app/config.py b/app/config.py
index ca1ef11..6e44c9d 100644
--- a/app/config.py
+++ b/app/config.py
@@ -1,12 +1,11 @@
-from pydantic_settings import BaseSettings
+from pydantic_settings import BaseSettings, SettingsConfigDict
 
 
 class Settings(BaseSettings):
+    model_config = SettingsConfigDict(env_file=".env")
+
     DATABASE_URL: str
     OIDC_CONFIG_URL: str
 
-    class Config:
-        env_file = ".env"
-
 
 settings = Settings()