diff --git a/superxas_bec/devices/timepix/timepix_fly_client/timepix_fly_backend.py b/superxas_bec/devices/timepix/timepix_fly_client/timepix_fly_backend.py
index 86df859..fc6097c 100644
--- a/superxas_bec/devices/timepix/timepix_fly_client/timepix_fly_backend.py
+++ b/superxas_bec/devices/timepix/timepix_fly_client/timepix_fly_backend.py
@@ -101,10 +101,14 @@ class TimepixFlyBackend:
         self.timepix_fly_client.set_other_config(other_config)
         self.timepix_fly_client.set_pixel_map(pixel_map)
 
-    def on_pre_scan(
+    def on_pre_scan(self) -> None:
+        """Called before the scan starts."""
+        pass
+
+    def on_trigger(
         self, status: StatusBase | DeviceStatus | None = None
     ) -> StatusBase | DeviceStatus:
-        """Called before the scan starts."""
+        """Called before the scan starts. Needs to run before the detector is triggered."""
         if status is None:
             status = StatusBase()
         self.timepix_fly_client.add_status_callback(
@@ -115,9 +119,6 @@ class TimepixFlyBackend:
         self.timepix_fly_client.start()
         return status
 
-    def on_trigger(self):
-        pass
-
     def on_complete(
         self, status: StatusBase | DeviceStatus | None = None
     ) -> StatusBase | DeviceStatus:
@@ -330,7 +331,7 @@ if __name__ == "__main__":
     timepix.on_stage(other_config=config, pixel_map=pixel_map)
     print("TimepixFlyBackend staged with configuration and pixel map.")
     for ii in range(10):
-        status = timepix.on_pre_scan()
+        status = timepix.on_trigger()
         print("TimepixFlyBackend pre-scan started.")
         status.wait(timeout=10)
         mock_server.start_acquisition()