diff --git a/pyhon/connection/api.py b/pyhon/connection/api.py
index a28cce5..cededa4 100644
--- a/pyhon/connection/api.py
+++ b/pyhon/connection/api.py
@@ -75,13 +75,14 @@ class HonAPI:
             "code": appliance.info["code"],
             "applianceModelId": appliance.appliance_model_id,
             "macAddress": appliance.mac_address,
-            "fwVersion": appliance.info["fwVersion"],
             "os": const.OS,
             "appVersion": const.APP_VERSION,
             "series": appliance.info["series"],
         }
         if firmware_id := appliance.info.get("eepromId"):
             params["firmwareId"] = firmware_id
+        if firmware_version := appliance.info.get("fwVersion"):
+            params["fwVersion"] = firmware_version
         url: str = f"{const.API_URL}/commands/v1/retrieve"
         async with self._hon.get(url, params=params) as response:
             result: Dict = (await response.json()).get("payload", {})
diff --git a/setup.py b/setup.py
index 488cfeb..71bca29 100644
--- a/setup.py
+++ b/setup.py
@@ -7,7 +7,7 @@ with open("README.md", "r") as f:
 
 setup(
     name="pyhOn",
-    version="0.8.4",
+    version="0.8.5",
     author="Andre Basche",
     description="Control hOn devices with python",
     long_description=long_description,