diff --git a/main.py b/main.py
index 3786ef3..5bb2e7d 100644
--- a/main.py
+++ b/main.py
@@ -11,10 +11,13 @@ import yaml
 @singleton
 class Main():
 
-    def __init__(self) -> None:
-        
+    def init_log_handlers(self):
         with open(".env.yaml", "r") as file:
             config = yaml.safe_load(file)
+            if config["log"] is None:
+                return
+            if config["log"]["handlers"] is None:
+                return
             log_handler_confg = config["log"]["handlers"]
             log_handlers = []
             for handler_config in log_handler_confg:
@@ -31,6 +34,9 @@ class Main():
                 ))
             logging.basicConfig(level=logging.DEBUG, handlers=log_handlers)
             logging.info("logging init finish")
+                
+    def __init__(self) -> None:
+        self.init_log_handlers()
             
     def run(self):
         logger = logging.getLogger(__name__)