diff --git a/script/PhotonEnergyManipulator.py b/script/PhotonEnergyManipulator.py
index 83deb85b..188fde1b 100644
--- a/script/PhotonEnergyManipulator.py
+++ b/script/PhotonEnergyManipulator.py
@@ -2,10 +2,10 @@
 
 # swept mode
 # for fixed mode, remove kinetic_high
-STARTPOS = (83, 67.5, 72.5, -3.85, -2.13)
-ENDPOS = (251, 235.5, 240.5, -3.35, -1.26)
+STARTPOS = (75, 68, 70.6, -4.05, -2.7)
+ENDPOS = (138, 131, 133.6, -3.8, -2.266)
 # actually executed number is +1, i believe
-STEPS = 42
+STEPS = 21
 
 RELATIVE = False
 SENSORS = (Counts, SampleCurrent, RefCurrent, MachineCurrent, EnergyDistribution, AngleDistribution, Scienta.dataMatrix)