diff --git a/pylgbst/comms/cbluepy.py b/pylgbst/comms/cbluepy.py
index a5ce43b..243ed4c 100644
--- a/pylgbst/comms/cbluepy.py
+++ b/pylgbst/comms/cbluepy.py
@@ -29,7 +29,7 @@ class BluepyDelegate(btle.DefaultDelegate):
 
         self._handler = handler
 
-    def handleNotification(self, cHandle, data): 
+    def handleNotification(self, cHandle, data):
         log.debug('Incoming notification')
         self._handler(cHandle, data)
 
@@ -45,7 +45,7 @@ class BluepyThreadedPeripheral(object):
         self._iface_number = _get_iface_number(controller)
 
         self._disconnect_event = Event()
-                
+
         self._dispatcher_thread = Thread(target=self._dispatch_calls)
         self._dispatcher_thread.setDaemon(True)
         self._dispatcher_thread.setName("Bluepy call dispatcher")
@@ -70,7 +70,6 @@ class BluepyThreadedPeripheral(object):
         finally:
             self._peripheral.disconnect()
 
-
     def write(self, handle, data):
         self._call_queue.put(lambda: self._peripheral.writeCharacteristic(handle, data))
 
@@ -103,10 +102,11 @@ class BluepyConnection(Connection):
                 name = dev.getValueText(COMPLETE_LOCAL_NAME_ADTYPE)
                 log.debug("Found dev, name: {}, address: {}".format(name, address))
 
-                if (not hub_mac and name == LEGO_MOVE_HUB) or hub_mac == address:
-                    logging.info("Found %s at %s", name, address)
-                    self._peripheral = BluepyThreadedPeripheral(address, addressType, self._controller)
-                    break
+                if address != "00:00:00:00:00:00":
+                    if (not hub_mac and name == LEGO_MOVE_HUB) or hub_mac == address:
+                        logging.info("Found %s at %s", name, address)
+                        self._peripheral = BluepyThreadedPeripheral(address, addressType, self._controller)
+                        break
 
         return self
 
@@ -122,4 +122,3 @@ class BluepyConnection(Connection):
 
     def is_alive(self):
         return True
-
diff --git a/pylgbst/comms/cgatt.py b/pylgbst/comms/cgatt.py
index ccfe534..0487d94 100644
--- a/pylgbst/comms/cgatt.py
+++ b/pylgbst/comms/cgatt.py
@@ -101,10 +101,11 @@ class GattConnection(Connection):
                 address = dev.mac_address
                 name = dev.alias()
                 logging.debug("Device %s at %s", name, address)
-                if (not hub_mac and name == LEGO_MOVE_HUB) or hub_mac == address:
-                    logging.info("Found %s at %s", name, address)
-                    self._device = CustomDevice(address, self._manager)
-                    break
+                if address != "00:00:00:00:00:00":
+                    if (not hub_mac and name == LEGO_MOVE_HUB) or hub_mac == address:
+                        logging.info("Found %s at %s", name, address)
+                        self._device = CustomDevice(address, self._manager)
+                        break
 
             if not self._device:
                 sleep(1)
diff --git a/pylgbst/comms/cgattlib.py b/pylgbst/comms/cgattlib.py
index c515ced..bb6cf9c 100644
--- a/pylgbst/comms/cgattlib.py
+++ b/pylgbst/comms/cgattlib.py
@@ -70,10 +70,11 @@ class GattLibConnection(Connection):
             log.debug("Devices: %s", devices)
 
             for address, name in devices.items():
-                if (not hub_mac and name == LEGO_MOVE_HUB) or hub_mac == address:
-                    logging.info("Found %s at %s", name, address)
-                    self.requester = Requester(address, True, self._iface)
-                    break
+                if address != "00:00:00:00:00:00":
+                    if (not hub_mac and name == LEGO_MOVE_HUB) or hub_mac == address:
+                        logging.info("Found %s at %s", name, address)
+                        self.requester = Requester(address, True, self._iface)
+                        break
 
             if self.requester:
                 break
diff --git a/pylgbst/comms/cpygatt.py b/pylgbst/comms/cpygatt.py
index 52e6209..570c6af 100644
--- a/pylgbst/comms/cpygatt.py
+++ b/pylgbst/comms/cpygatt.py
@@ -34,10 +34,10 @@ class GattoolConnection(Connection):
                 address = dev['address']
                 name = dev['name']
                 if address != "00:00:00:00:00:00":
-                  if (not hub_mac and name == LEGO_MOVE_HUB) or hub_mac == address:
-                      logging.info("Found %s at %s", name, address)
-                      self._conn_hnd = adapter.connect(address)
-                      break
+                    if (not hub_mac and name == LEGO_MOVE_HUB) or hub_mac == address:
+                        logging.info("Found %s at %s", name, address)
+                        self._conn_hnd = adapter.connect(address)
+                        break
 
             if self._conn_hnd:
                 break