diff --git a/DPGAnalysis/HGCalNanoAOD/plugins/SimClusterRecEnergyTableProducer.cc b/DPGAnalysis/HGCalNanoAOD/plugins/SimClusterRecEnergyTableProducer.cc
index 9ac01fc336938..295f71418841d 100644
--- a/DPGAnalysis/HGCalNanoAOD/plugins/SimClusterRecEnergyTableProducer.cc
+++ b/DPGAnalysis/HGCalNanoAOD/plugins/SimClusterRecEnergyTableProducer.cc
@@ -1,4 +1,6 @@
 #include "PhysicsTools/NanoAOD/interface/ObjectPropertyFromIndexMapTableProducer.h"
+#include "SimDataFormats/CaloAnalysis/interface/SimCluster.h"
+#include "SimDataFormats/CaloAnalysis/interface/SimClusterFwd.h"
 #include "FWCore/Framework/interface/MakerMacros.h"
 
 typedef ObjectPropertyFromIndexMapTableProducer<SimClusterCollection, float> SimClusterRecEnergyTableProducer;