diff --git a/script/jitter_scan.py b/script/jitter_scan.py
index 1fcc85e..8137a2f 100644
--- a/script/jitter_scan.py
+++ b/script/jitter_scan.py
@@ -9,7 +9,7 @@ stop = 180.0
 step = 10.0
 
 
-def elogllrf(subject, message, attachments = [], system, subsystem, section, machine = "SwissFEL", logbook = "LLRF", encoding=1):
+def elogllrf(subject, message, attachments = [], system, subsystem, section):
     """
     Add entry to ELOG.
     """
@@ -28,7 +28,7 @@ def elogllrf(subject, message, attachments = [], system, subsystem, section, mac
     cmd = cmd + '-a "Domain=All"'
     for attachment in attachments:
         cmd = cmd + '-f "' + attachment + '" '
-    cmd = cmd + '-x -n ' + str(encoding)
+    cmd = cmd + '-x -n 1'
     cmd = cmd + ' "' + message + '"'
     print cmd
     #os.system (cmd)