diff --git a/script/MultiRegionScan.py b/script/MultiRegionScan.py
index 5fa3dabe..327f9434 100644
--- a/script/MultiRegionScan.py
+++ b/script/MultiRegionScan.py
@@ -39,7 +39,7 @@ class SpectrumReader(ReadonlyRegisterBase, ReadonlyRegisterArray):
 
     def read(self):
         self.setup()
-        print "Photon energy {ephot} eV. Acquiring spectrum {elo}-{ehi} eV".format(Eph.read(), Scienta.lowEnergy.value, Scienta.highEnergy.value)
+        print "Photon energy {ephot} eV. Acquiring spectrum {elo}-{ehi} eV".format(ephot=Eph.read(), elo=Scienta.lowEnergy.value, ehi=Scienta.highEnergy.value)
         trig_scienta()
         time.sleep(0.5)
         sp = Scienta.getSpectrum().read()