diff --git a/script/Sridhar/field_sweep.py b/script/Sridhar/field_sweep.py
index 34b3ddc..075a851 100644
--- a/script/Sridhar/field_sweep.py
+++ b/script/Sridhar/field_sweep.py
@@ -20,9 +20,9 @@ RANGES = [(B1, B2, -BSTEP),(B2,B1,BSTEP)]
 #Pre-actions
 # Here polarization and offsets are set
 
-caput ("X11PHS-E:OPT","PGM+ID2")
+caput ("X11PHS-E:OPT","PGM+ID1+ID2")
 caput(OTF_OFF1,OFFSET1) #detune ID1
-caput(OTF_OFF2,OFFSET2)
+caput(OTF_OFF2,OFFSET2) #detuen ID2
 wait_channel(OTF_DONE, 1, type = 'i')
 
 if MODE is 1 or 2: