diff --git a/script/optics/ExitSlitYScan.py b/script/optics/ExitSlitYScan.py
index 977c12c3..a53e34bb 100644
--- a/script/optics/ExitSlitYScan.py
+++ b/script/optics/ExitSlitYScan.py
@@ -13,8 +13,8 @@ ENDPOS = (0.0)
 #STEPS = -0.01
 DWELL = 0.1
 TOTAL_TIME = 120
-#STEPS = int(TOTAL_TIME / DWELL) + 1
-STEPS = 200
+STEPS = int(TOTAL_TIME / DWELL) + 1
+#STEPS = 200
 
 def trig():
     #wait_beam()