diff --git a/superxas_bec/devices/timepix/timepix.py b/superxas_bec/devices/timepix/timepix.py
index 53360a2..8190d98 100644
--- a/superxas_bec/devices/timepix/timepix.py
+++ b/superxas_bec/devices/timepix/timepix.py
@@ -365,6 +365,7 @@ class Timepix(PSIDeviceBase, TimePixControl):
         # Prepare backend for TimePixFly
         self.backend.on_connected()
         # Register the callback for processing data received by the backend
+        # TODO add initial callback again once issues are resolved
         # self.backend.add_callback(self.msg_buffer_callback)
         self._msg_dump = {}