diff --git a/benchmarks/imaging_ecal/options/hybrid_cluster.py b/benchmarks/imaging_ecal/options/hybrid_cluster.py
index dbb19edef63726bc6026ffbb5f631fe8e52953d2..96e0de7487062de36fc58a05c78e062f07bf65b9 100644
--- a/benchmarks/imaging_ecal/options/hybrid_cluster.py
+++ b/benchmarks/imaging_ecal/options/hybrid_cluster.py
@@ -86,6 +86,7 @@ imcalcluster = ImagingTopoCluster('imcal_cluster',
         localDistXY=[2.*mm, 2*mm],
         layerDistEtaPhi=[10*mrad, 10*mrad],
         neighbourLayersRange=2,
+        minClusterEdep= 0.5*MeV/kwargs['img_sf'],
         sectorDist=3.*cm)
 clusterreco = ImagingClusterReco('imcal_clreco',
         #OutputLevel=DEBUG,