diff --git a/NuRadioReco/framework/trigger.py b/NuRadioReco/framework/trigger.py
index c7e718a3e..bb1767913 100644
--- a/NuRadioReco/framework/trigger.py
+++ b/NuRadioReco/framework/trigger.py
@@ -27,10 +27,10 @@ def deserialize(triggers_pkl):
             trigger  = EnvelopePhasedTrigger(None, None, None, None)
         elif(trigger_type == 'rnog_surface_trigger'):
             trigger = RNOGSurfaceTrigger(None, None, None, None)
-        elif(trigger_type == 'gru_time_over_threshold'):
-            trigger = GruTimeOverThresholdTrigger(None, None, None)
+        elif(trigger_type == 'time_over_threshold'):
+            trigger = TimeOverThresholdTrigger(None, None, None)
         else:
-            raise ValueError("unknown trigger type")
+            raise ValueError("unknown trigger type: " + trigger_type)
         trigger.deserialize(data_pkl)
         triggers[trigger.get_name()] = trigger
     return triggers