diff --git a/iblrig_custom_tasks/samuel_cuedBiasedChoiceWorld/task.py b/iblrig_custom_tasks/samuel_cuedBiasedChoiceWorld/task.py
index 2823a5a..9ced44d 100644
--- a/iblrig_custom_tasks/samuel_cuedBiasedChoiceWorld/task.py
+++ b/iblrig_custom_tasks/samuel_cuedBiasedChoiceWorld/task.py
@@ -17,7 +17,7 @@ class Session(BiasedChoiceWorldSession):
 
     protocol_name = 'samuel_cuedBiasedChoiceWorld'
 
-    def __init__(self, *args, delay_secs=0, **kwargs):
+    def __init__(self, *args, **kwargs):
         super().__init__(**kwargs)
 
         # loads in the settings in order to determine the main sync and thus the pipeline extractor tasks
@@ -27,7 +27,6 @@ def __init__(self, *args, delay_secs=0, **kwargs):
         # Update experiment description which was created by superclass init
         next(iter(self.experiment_description['tasks']))['extractors'] = self.extractor_tasks
 
-        self.task_params['SESSION_DELAY_START'] = delay_secs
         # init behaviour data
         self.movement_left = self.device_rotary_encoder.THRESHOLD_EVENTS[
             self.task_params.QUIESCENCE_THRESHOLDS[0]]
diff --git a/pyproject.toml b/pyproject.toml
index 7e96be5..2bc8b23 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name            = "project_extraction"
-version         = "0.5.3"
+version         = "0.5.4"
 description     = "Custom extractors for satellite tasks"
 dynamic         = [ "readme" ]
 keywords        = [ "IBL", "neuro-science" ]