diff --git a/locklost/plugins/refine.py b/locklost/plugins/refine.py
index e3ca8822c2921dd222a7b2a8b7ded5453ad6ae7d..cdf9263d092a43b6146c068048dc2419c17d5106 100644
--- a/locklost/plugins/refine.py
+++ b/locklost/plugins/refine.py
@@ -9,7 +9,7 @@ from .. import data
 
 ##################################################
 
-def plot_indicators(event, channel, std_threshold, refined_gps, threshold):
+def plot_indicators(event, channel, refined_gps, threshold):
     """Create graphs showing indicators of refined time.
 
     """
@@ -233,7 +233,6 @@ def refine_time(event):
     plot_indicators(
         event,
         params['CHANNEL'],
-        params['THRESHOLD'],
         refined_gps=refined_gps,
         threshold=threshold,
     )