diff --git a/script/optics/ExitSlitYScan.py b/script/optics/ExitSlitYScan.py
index 43183d5a..a3129360 100644
--- a/script/optics/ExitSlitYScan.py
+++ b/script/optics/ExitSlitYScan.py
@@ -10,10 +10,10 @@ POSITIONERS = (ExitSlitY)
 SENSORS = (SampleCurrent,RefCurrent, MachineCurrent)
 STARTPOS = (1.0)
 ENDPOS = (-0.5)
-#STEPS = -0.01
-DWELL = 0.5
+STEPS = -0.01
+DWELL = 0.1
 TOTAL_TIME = 150
-STEPS = int(TOTAL_TIME / DWELL) + 1
+#STEPS = int(TOTAL_TIME / DWELL) + 1
 
 def trig():
     wait_beam()