diff --git a/requirements.txt b/requirements.txt
index 2ca071e..578ef2f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -46,3 +46,4 @@ typed-ast==1.4.2
 typing-extensions==3.7.4.3
 urllib3==1.26.4
 webencodings==0.5.1
+getmac==0.8.2
diff --git a/tests/test_connector.py b/tests/test_connector.py
index f994364..d75ebdc 100644
--- a/tests/test_connector.py
+++ b/tests/test_connector.py
@@ -1,3 +1,5 @@
+from getmac import get_mac_address
+
 from thingooConnector.device_info import DeviceInfo
 from thingooConnector.entity import Entity
 from thingooConnector.httpconnector import HTTPCredentials, HTTPConnector
@@ -18,7 +20,7 @@ def test_json():
     connector = HTTPConnector("#", device_info, [temp, hum], credentials)
 
     data = connector._create_registration_form()
-    # FIXME Testing with real macAddress
+    mac = get_mac_address()
     if str(
-            data) != "{'key': 'test', 'macAddress': '00:00:00:00:00:00', 'displayName': 'test device', 'entities': [{'key': 'temp', 'type': 'SENSOR', 'valueType': 'DECIMAL', 'unitDisplayName': 'C'}, {'key': 'hum', 'type': 'SENSOR', 'valueType': 'DECIMAL', 'unitDisplayName': '%'}]}":
+            data) != "{'key': 'test', 'macAddress': '" + mac + "', 'displayName': 'test device', 'entities': [{'key': 'temp', 'type': 'SENSOR', 'valueType': 'DECIMAL', 'unitDisplayName': 'C'}, {'key': 'hum', 'type': 'SENSOR', 'valueType': 'DECIMAL', 'unitDisplayName': '%'}]}":
         raise AssertionError
diff --git a/thingooConnector/device_info.py b/thingooConnector/device_info.py
index 220f092..13f0481 100644
--- a/thingooConnector/device_info.py
+++ b/thingooConnector/device_info.py
@@ -1,6 +1,4 @@
-def get_mac_address():
-    # TODO Get real MAC address from device
-    return "00:00:00:00:00:00"
+from getmac import get_mac_address
 
 
 class DeviceInfo: