diff --git a/script/MultiRegionScan.py b/script/MultiRegionScan.py
index 89e2e1c3..fb5c4030 100644
--- a/script/MultiRegionScan.py
+++ b/script/MultiRegionScan.py
@@ -155,41 +155,38 @@ class SpectrumReader(ReadonlyRegisterBase, ReadonlyRegisterArray):
         if self.region['fixed']:
             Scienta.setAcquisitionMode(ch.psi.pshell.epics.Scienta.AcquisitionMode.Fixed)
             Scienta.centerEnergy.write(elo)
+            append_dataset(self.channel_center_dataset_name, elo)
         else:
             Scienta.setAcquisitionMode(ch.psi.pshell.epics.Scienta.AcquisitionMode.Swept)
             Scienta.lowEnergy.write(elo)
             Scienta.highEnergy.write(ehi)
             Scienta.stepSize.write(self.region['estep'])
+            append_dataset(self.channel_begin_dataset_name, elo)
+            append_dataset(self.channel_end_dataset_name, ehi)
+            append_dataset(self.step_energy_dataset_name, self.region['estep'])
         
         try:
             Scienta.setPassEnergy(int(self.region['epass']))
+            append_dataset(self.pass_energy_dataset_name, self.region['epass'])
         except KeyError:
             pass
         try:
             Scienta.stepTime.write(self.region['tstep'])
+            append_dataset(self.step_time_dataset_name, self.region['tstep'])
         except KeyError:
             pass
         try:
             Scienta.setIterations(self.region['iter'])
+            append_dataset(self.iterations_dataset_name, self.region['iter'])
         except KeyError:
             pass
         try:
             ExitSlit.move(self.region['slit'])
+            append_dataset(self.slit_dataset_name, self.region['slit'])
         except KeyError:
             pass
         Scienta.update()
         
-        if self.region['fixed']:
-            append_dataset(self.channel_center_dataset_name, elo)
-        else:
-            append_dataset(self.channel_begin_dataset_name, elo)
-            append_dataset(self.channel_end_dataset_name, ehi)
-            append_dataset(self.step_energy_dataset_name, self.region['estep'])
-            
-        append_dataset(self.pass_energy_dataset_name, self.region['epass'])
-        append_dataset(self.step_time_dataset_name, self.region['tstep'])
-        append_dataset(self.iterations_dataset_name, self.region['iter'])
-        append_dataset(self.slit_dataset_name, self.region['slit'])
         print("done spectrum.setup")
         
     def read(self):