diff --git a/lib/logitech_receiver/device.py b/lib/logitech_receiver/device.py
index 4e8c23fa..c7c03261 100644
--- a/lib/logitech_receiver/device.py
+++ b/lib/logitech_receiver/device.py
@@ -397,9 +397,8 @@ class Device:
 
     def ping(self):
         """Checks if the device is online, returns True of False"""
-        protocol = _base.ping(
-            self.handle or self.receiver.handle, self.number, long_message=self.bluetooth or self._protocol >= 2.0
-        )
+        long = self.bluetooth or self._protocol is not None and self._protocol >= 2.0
+        protocol = _base.ping(self.handle or self.receiver.handle, self.number, long_message=long)
         self.online = protocol is not None
         if protocol:
             self._protocol = protocol