diff --git a/main.py b/main.py
index 83ace40..06af313 100644
--- a/main.py
+++ b/main.py
@@ -7,19 +7,18 @@ from src.configuration import EnvConf, LogConf, singleton
 @singleton
 class Main():
     env_conf: EnvConf
-
     @inject
     def __init__(self, log_config: LogConf, env_conf: EnvConf, log_handler: LogHandler) -> None:
         self.env_conf=env_conf
         logging.basicConfig(
-            handlers=[logging.StreamHandler()],
+            handlers=[log_handler],
             level=log_config.level,
             datefmt=log_config.time_format,
             format='%(asctime)s %(message)s')
 
     def run(self):
         logger = logging.getLogger(__name__)
-        logger.info("jarvis-models start", extra={"version": "0.0.1"})
+        logger.info("jarvis-models start", "version", "0.0.1")
         uvicorn.run("server:app", host="0.0.0.0", port=8000, log_level="info")
 
 if __name__ == "__main__":
diff --git a/src/configuration.py b/src/configuration.py
index 81d425f..30ae637 100644
--- a/src/configuration.py
+++ b/src/configuration.py
@@ -36,6 +36,13 @@ class Configuration():
         if length == 0  or not isinstance(cfg, dict):
             return None
         if length == 1:
+            return self.get(path.split("."), cfg, default=default)
+        lenght = len(path)
+        if lenght == 0  or not isinstance(cfg, dict):
+            if default is None:
+                return None
+            return default
+        if lenght == 1:
             return cfg.get(path[0])
         return self.get(path[1:], cfg.get(path[0]), default=default)
 
@@ -87,4 +94,4 @@ class EnvConf():
     
     @inject
     def __init__(self, config: Configuration) -> None:
-        self.version = config.get("env.version")
+        self.version = config.get("env.version")
\ No newline at end of file