diff --git a/eq3bt/bleakconnection.py b/eq3bt/bleakconnection.py
index d0d040d..c588df1 100644
--- a/eq3bt/bleakconnection.py
+++ b/eq3bt/bleakconnection.py
@@ -31,14 +31,18 @@ def __init__(self, mac, iface):
         self._mac = mac
         self._iface = iface
         self._callbacks = {}
-        self._notifyevent = asyncio.Event()
-        self._notification_handle = None
 
         try:
             self._loop = asyncio.get_running_loop()
         except RuntimeError:
             self._loop = asyncio.new_event_loop()
             asyncio.set_event_loop(self._loop)
+        try: # necessary on python < 3.10
+            self._notifyevent = asyncio.Event(loop=self._loop)
+        except TypeError: # raised on >= 3.10
+            self._notifyevent = asyncio.Event()
+
+        self._notification_handle = None
 
     def __enter__(self):
         """
@@ -79,10 +83,10 @@ def __exit__(self, exc_type, exc_val, exc_tb):
             self._loop.run_until_complete(self._conn.disconnect())
             self._conn = None
 
-    async def on_notification(self, handle, data):
+    async def on_notification(self, characteristic, data):
         """Handle Callback from a Bluetooth (GATT) request."""
         # The notification handles are off-by-one compared to gattlib and bluepy
-        handle = handle + 1
+        handle = characteristic.handle + 1
         _LOGGER.debug(
             "Got notification from %s: %s", handle, codecs.encode(data, "hex")
         )