diff --git a/modules/test/protocol/python/src/protocol_bacnet.py b/modules/test/protocol/python/src/protocol_bacnet.py
index 31052bf00..3b6d8f0ce 100644
--- a/modules/test/protocol/python/src/protocol_bacnet.py
+++ b/modules/test/protocol/python/src/protocol_bacnet.py
@@ -96,13 +96,13 @@ def validate_device(self):
     return result, description
 
 
-  def validate_protocol_version(self, device_ip, device_id):
+  def validate_protocol_version(self, device_addr, device_id):
     LOGGER.info(f'Resolving protocol version for BACnet device: {device_id}')
     try:
       version = self.bacnet.read(
-          f'{device_ip} device {device_id} protocolVersion')
+          f'{device_addr} device {device_id} protocolVersion')
       revision = self.bacnet.read(
-          f'{device_ip} device {device_id} protocolRevision')
+          f'{device_addr} device {device_id} protocolRevision')
       protocol_version = f'{version}.{revision}'
       result = True
       result_description = f'Device uses BACnet version {protocol_version}'
diff --git a/modules/test/protocol/python/src/protocol_module.py b/modules/test/protocol/python/src/protocol_module.py
index 1961b26dc..dfba507c2 100644
--- a/modules/test/protocol/python/src/protocol_module.py
+++ b/modules/test/protocol/python/src/protocol_module.py
@@ -71,9 +71,10 @@ def _protocol_bacnet_version(self):
     if len(self._bacnet.devices) > 0:
       for device in self._bacnet.devices:
         LOGGER.debug(f'Checking BACnet version for device: {device}')
+        device_addr = device[2]
+        device_id = device[3]
         result_status, result_description = \
-          self._bacnet.validate_protocol_version(self._device_ipv4_addr,
-            device[3])
+          self._bacnet.validate_protocol_version(device_addr,device_id)
         break
 
     LOGGER.info(result_description)