diff --git a/script/users/XAS_singleRange.py b/script/users/XAS_singleRange.py
index a1ae1749..8fb6cb9b 100644
--- a/script/users/XAS_singleRange.py
+++ b/script/users/XAS_singleRange.py
@@ -5,12 +5,12 @@ XAS scan
 POSITIONERS = (Eph)
 SENSORS = (SampleCurrent, RefCurrent, AuxCurrent, AuxVoltage, MachineCurrent)
 #SENSORS = (SampleCurrent, RefCurrent, AuxCurrent, MachineCurrent, OpticsCameraCentroidX, OpticsCameraSigmaX)
-STARTPOS = (361)
-ENDPOS = (500)
+STARTPOS = (98)
+ENDPOS = (106)
 #NUMPOINTS = 76
-STEPSIZE = 7.0
+STEPSIZE = 0.05
 LATENCY = 0.0
-DWELL = 900.0
+DWELL = 1.0
 ENDSCAN = True # close shutter at end
 
 value = DWELL * 10.0