diff --git a/utils/Quality_Relabel.py b/utils/Quality_Relabel.py
index e10567d..0b9ee52 100644
--- a/utils/Quality_Relabel.py
+++ b/utils/Quality_Relabel.py
@@ -118,7 +118,7 @@ class Quality_Relabel:
         self.signal_select = {}
 
         self.check_channel()
-        self.read_data(frequency, bcg_frequency, extend_second)
+        self.read_data(frequency, bcg_frequency)
         self.read_event()
         self.read_artifact_label()