diff --git a/anta/inventory/models.py b/anta/inventory/models.py
index 9f1495158..4a49f4cb1 100644
--- a/anta/inventory/models.py
+++ b/anta/inventory/models.py
@@ -308,8 +308,8 @@ def __dict__(self) -> dict[str, Any]:
                 "tags": self.tags,
                 "is_online": self.is_online,
                 "established": self.established,
-                "session": vars(self._session),
-                "ssh_options": vars(self._ssh_opts),
+                "_session": vars(self._session),
+                "_ssh_opts": vars(self._ssh_opts),
             }
 
     def __eq__(self, other: object) -> bool:
@@ -389,6 +389,7 @@ async def refresh(self) -> None:
         else:
             logger.warning(f"Could not connect to device {self.name}: cannot open eAPI port")
         self.established = bool(self.is_online and self.hw_model)
+        logger.debug(pretty_repr(vars(self)))
 
     async def copy(self, sources: List[Path], destination: Path, direction: Literal["to", "from"] = "from") -> None:
         """
diff --git a/anta/loader.py b/anta/loader.py
index 1388c54c0..c0f549c38 100644
--- a/anta/loader.py
+++ b/anta/loader.py
@@ -21,11 +21,10 @@ def setup_logging(level: str = logging.getLevelName(logging.INFO)) -> None:
         level (str, optional): level name to configure.
     """
     root = logging.getLogger()
-    if not root.hasHandlers():
-        handler = RichHandler()
-        formatter = logging.Formatter(fmt="%(name)s - %(message)s", datefmt="[%X]")
-        handler.setFormatter(formatter)
-        root.addHandler(handler)
+    handler = RichHandler()
+    formatter = logging.Formatter(fmt="%(name)s - %(message)s", datefmt="[%X]")
+    handler.setFormatter(formatter)
+    root.addHandler(handler)
     loglevel = getattr(logging, level.upper())
     root.setLevel(loglevel)
     if loglevel == logging.INFO: