diff --git a/fcl/g4/PDFastSim_icarus.fcl b/fcl/g4/PDFastSim_icarus.fcl
index 1344fa340..d11b2c322 100644
--- a/fcl/g4/PDFastSim_icarus.fcl
+++ b/fcl/g4/PDFastSim_icarus.fcl
@@ -157,7 +157,7 @@ icarus_vis_timing_parameterization:
 # standard configuration
 icarus_pdfastsim_pvs:                     @local::standard_pdfastsim_pvs
 
-icarus_pdfastsim_pvs.SimulationLabel:     "ionization"
+icarus_pdfastsim_pvs.SimulationLabel:     "ionization:priorSCE"
 icarus_pdfastsim_pvs.IncludePropTime: true
 icarus_pdfastsim_pvs.ScintTimeTool.SlowDecayTime: 1300.0
 
@@ -166,4 +166,4 @@ icarus_pdfastsim_pvs.VUVTiming: 			@local::photon_propagation_timing_icarus
 icarus_pdfastsim_pvs.VISTiming: 			@local::icarus_vis_timing_parameterization
 
 
-END_PROLOG
\ No newline at end of file
+END_PROLOG