diff --git a/SimCalorimetry/EcalSimProducers/plugins/EcalDigiProducer.cc b/SimCalorimetry/EcalSimProducers/plugins/EcalDigiProducer.cc
index 8c454fbb8b767..43054bae288f8 100644
--- a/SimCalorimetry/EcalSimProducers/plugins/EcalDigiProducer.cc
+++ b/SimCalorimetry/EcalSimProducers/plugins/EcalDigiProducer.cc
@@ -57,6 +57,13 @@ EcalDigiProducer::EcalDigiProducer(const edm::ParameterSet& params)
   theEcalResponse = new CaloHitResponse(theParameterMap, theEcalShape);
   theESResponse = new CaloHitResponse(theParameterMap, theESShape);
 
+  // further phase for cosmics studies
+  cosmicsPhase = params.getParameter<bool>("cosmicsPhase");
+  cosmicsShift = params.getParameter<double>("cosmicsShift");
+  if (cosmicsPhase) {
+    theEcalResponse->setPhaseShift(1.+cosmicsShift);
+  }
+
   EcalCorrMatrix thisMatrix;
 
   std::vector<double> corrNoiseMatrix = params.getParameter< std::vector<double> >("CorrelatedNoiseMatrix");
diff --git a/SimCalorimetry/EcalSimProducers/plugins/EcalDigiProducer.h b/SimCalorimetry/EcalSimProducers/plugins/EcalDigiProducer.h
index 9b712211bd2c9..3317df46687af 100644
--- a/SimCalorimetry/EcalSimProducers/plugins/EcalDigiProducer.h
+++ b/SimCalorimetry/EcalSimProducers/plugins/EcalDigiProducer.h
@@ -85,6 +85,9 @@ class EcalDigiProducer : public edm::EDProducer
   double EBs25notCont;
   double EEs25notCont;
 
+  bool cosmicsPhase;
+  double cosmicsShift;
+
   bool doFast; 
 };
 
diff --git a/SimCalorimetry/EcalSimProducers/python/ecaldigi_cfi.py b/SimCalorimetry/EcalSimProducers/python/ecaldigi_cfi.py
index 2ed4b241972ad..0c850ea976689 100644
--- a/SimCalorimetry/EcalSimProducers/python/ecaldigi_cfi.py
+++ b/SimCalorimetry/EcalSimProducers/python/ecaldigi_cfi.py
@@ -4,8 +4,10 @@
 from SimCalorimetry.EcalSimProducers.ecalElectronicsSim_cff import *
 from SimCalorimetry.EcalSimProducers.esElectronicsSim_cff import *
 from SimCalorimetry.EcalSimProducers.ecalNotContainmentSim_cff import *
+from SimCalorimetry.EcalSimProducers.ecalCosmicsSim_cff import *
 simEcalUnsuppressedDigis = cms.EDProducer("EcalDigiProducer",
     ecal_electronics_sim,
+    ecal_cosmics_sim,
     ecal_sim_parameter_map,
     ecal_notCont_sim,
     es_electronics_sim,
@@ -46,3 +48,4 @@
 )
 
 
+