diff --git a/python/redfish-api/redfish_exporter_v9000.py b/python/redfish-api/redfish_exporter_v9000.py
index 998affa..062448b 100644
--- a/python/redfish-api/redfish_exporter_v9000.py
+++ b/python/redfish-api/redfish_exporter_v9000.py
@@ -9,7 +9,6 @@ import asyncio
 import aiohttp
 import urllib3
 import yaml
-import json
 from prometheus_client import Gauge, start_http_server, Summary, Counter, Histogram
 
 
@@ -20,7 +19,7 @@ class HostConfig:
     fqdn: str
     username: str
     password: str
-    systemid: list[str] | None = None
+    chassis: list[str] | None = None
     max_retries: int = 1
     backoff: int = 2
     cool_down: int = 120  # seconds to wait after too many failures
@@ -243,10 +242,10 @@ async def get_power_data(session, host: HostConfig):
             continue
 
         # Get Chassis ID from url ("/redfish/v1/Chassis/1" -> 1)
-        chassis_id = chassis_member_url.split("/")[-1]
+        chassis_member_id = chassis_member_url.split("/")[-1]
         # Check if the chassis id is in config (had problem with chassis "NVMe")
-        if hasattr(host, 'systemid') and host.systemid:
-            if chassis_id not in host.systemid:
+        if hasattr(host, "chassis") and host.chassis:
+            if chassis_member_id not in host.chassis:
                 continue
 
         member_url = f"https://{host.fqdn}{chassis_member_url}"
@@ -356,7 +355,7 @@ async def run_exporter(config, stop_event):
     port = config.get("port", 8000)
     default_username = config.get("username")
     default_password = config.get("password")
-    default_systemid = config.get("systemid")
+    default_chassis = config.get("chassis")
     hosts = config["hosts"]
     interval = config.get("interval", 10)
 
@@ -372,7 +371,7 @@ async def run_exporter(config, stop_event):
                 fqdn=host_entry["fqdn"],
                 username=host_entry.get("username", default_username),
                 password=host_entry.get("password", default_password),
-                systemid=host_entry.get("systemid", default_systemid),
+                chassis=host_entry.get("chassis", default_chassis),
             )
         else:
             hc = HostConfig(