diff --git a/_bleio/characteristic.py b/_bleio/characteristic.py
index b9f607d..8f85a8f 100644
--- a/_bleio/characteristic.py
+++ b/_bleio/characteristic.py
@@ -225,7 +225,7 @@ def set_cccd(self, *, notify: bool = False, indicate: bool = False) -> Any:
             )
         else:
             adap.adapter.await_bleak(
-                self._service._bleak_client.stop_notify(
+                self._service.connection._bleak_client.stop_notify(
                     self._bleak_gatt_characteristic.uuid
                 )
             )