diff --git a/app/core/config.py b/app/core/config.py
index 17261a3..e176774 100644
--- a/app/core/config.py
+++ b/app/core/config.py
@@ -52,5 +52,6 @@ class Settings(BaseSettings):
     class Config:
         case_sensitive = True
         env_file = ".env"
+        extra = "allow"  # 允许额外的环境变量
 
 settings = Settings() 
\ No newline at end of file