diff --git a/superxas_bec/devices/timepix/timepix.py b/superxas_bec/devices/timepix/timepix.py
index a674467..be5d493 100644
--- a/superxas_bec/devices/timepix/timepix.py
+++ b/superxas_bec/devices/timepix/timepix.py
@@ -233,8 +233,8 @@ class Timepix(PSIDeviceBase, TimePixControl):
         self.xes_spectra.put(msg_spectra, metadata={"type": "add", "max_shape": [None, troin]})
         # Put TDS info
         msg_info = {
-            f"{self.xes_info}_tds_period": {"value": tds_period, "timestamp": time.time()},
-            f"{self.xes_info}_tds_total_events": {
+            f"{self.xes_info.name}_tds_period": {"value": tds_period, "timestamp": time.time()},
+            f"{self.xes_info.name}_tds_total_events": {
                 "value": tds_total_events,
                 "timestamp": time.time(),
             },