diff --git a/DQM/SiPixelMonitorDigi/interface/SiPixelDigiSource.h b/DQM/SiPixelMonitorDigi/interface/SiPixelDigiSource.h
index ed7bf87e19967..4d0fb4f0d7f15 100644
--- a/DQM/SiPixelMonitorDigi/interface/SiPixelDigiSource.h
+++ b/DQM/SiPixelMonitorDigi/interface/SiPixelDigiSource.h
@@ -80,9 +80,6 @@
        bool ladOn, layOn, phiOn;
        //forward:
        bool ringOn, bladeOn, diskOn; 
-       int eventNo;
-       int lumSec;
-       int nLumiSecs;
        std::map<uint32_t,SiPixelDigiModule*> thePixelStructure;
 
        int nDP1P1M1;
diff --git a/DQM/SiPixelMonitorDigi/src/SiPixelDigiSource.cc b/DQM/SiPixelMonitorDigi/src/SiPixelDigiSource.cc
index 9071648a25af1..f4b6d129e4782 100644
--- a/DQM/SiPixelMonitorDigi/src/SiPixelDigiSource.cc
+++ b/DQM/SiPixelMonitorDigi/src/SiPixelDigiSource.cc
@@ -99,30 +99,27 @@ SiPixelDigiSource::~SiPixelDigiSource()
 
 
 void 
-SiPixelDigiSource::beginLuminosityBlock(edm::LuminosityBlock const&, edm::EventSetup const&)
+SiPixelDigiSource::beginLuminosityBlock(const edm::LuminosityBlock& lb, edm::EventSetup const&)
 {
+  int thisls = lb.id().luminosityBlock();
 
- if(modOn && nLumiSecs%10==0){
-    if(averageDigiOccupancy){
-      nBPIXDigis = 0; 
-      nFPIXDigis = 0;
-      for(int i=0; i!=40; i++) nDigisPerFed[i]=0;
-    }
+  if(modOn && thisls % 10 == 0 && averageDigiOccupancy){
+    nBPIXDigis = 0; 
+    nFPIXDigis = 0;
+    for(int i=0; i!=40; i++) nDigisPerFed[i]=0;
   }
-  if(!modOn){
-    if(averageDigiOccupancy){
-      nBPIXDigis = 0; 
-      nFPIXDigis = 0;
-      for(int i=0; i!=40; i++) nDigisPerFed[i]=0;
-    }
+  if(!modOn && averageDigiOccupancy){
+    nBPIXDigis = 0; 
+    nFPIXDigis = 0;
+    for(int i=0; i!=40; i++) nDigisPerFed[i]=0;
   }
-
+  
 }
 
 void 
-SiPixelDigiSource::endLuminosityBlock(edm::LuminosityBlock const&, edm::EventSetup const&)
+SiPixelDigiSource::endLuminosityBlock(const edm::LuminosityBlock& lb, edm::EventSetup const&)
 {
-  nLumiSecs++;
+  int thisls = lb.id().luminosityBlock();
 
   float averageBPIXFed = float(nBPIXDigis)/32.;
   float averageFPIXFed = float(nFPIXDigis)/8.;
@@ -140,13 +137,13 @@ SiPixelDigiSource::endLuminosityBlock(edm::LuminosityBlock const&, edm::EventSet
 	if (!modOn){
 	  averageDigiOccupancy->Fill(i+1,averageOcc);
 	}        
-	if (modOn && nLumiSecs%10==0){
-	  averageDigiOccupancy->Fill(i+1,averageOcc); // "modOn" basically mean Online DQM, in this case fill histos with actual value of digi fraction per fed for each ten lumisections
-	  if (avgfedDigiOccvsLumi){
-	  avgfedDigiOccvsLumi->setBinContent(int(nLumiSecs/10), i+1, averageOcc); //fill with the mean over 10 lumisections, previous code was filling this histo only with last event of each 10th lumisection
-	}//endif meX5
-      }//endif modOn
-    }
+	if ( modOn ){
+	  if (thisls % 10 == 0)
+	    averageDigiOccupancy->Fill(i+1,averageOcc); // "modOn" basically mean Online DQM, in this case fill histos with actual value of digi fraction per fed for each ten lumisections
+	  if (avgfedDigiOccvsLumi && thisls % 5 == 0)
+	    avgfedDigiOccvsLumi->setBinContent(int(thisls / 5), i+1, averageOcc); //fill with the mean over 5 lumisections, previous code was filling this histo only with last event of each 10th lumisection
+	}
+      }
   }
 }
 
@@ -162,9 +159,6 @@ void SiPixelDigiSource::dqmBeginRun(const edm::Run& r, const edm::EventSetup& iS
   LogInfo ("PixelDQM") << "2DIM IS " << twoDimOn << " and set to high resolution? " << hiRes << "\n";
 
   if(firstRun){
-    eventNo = 0;
-    lumSec = 0;
-    nLumiSecs = 0;
     nBigEvents = 0;
     nBPIXDigis = 0; 
     nFPIXDigis = 0;
@@ -239,8 +233,6 @@ void SiPixelDigiSource::analyze(const edm::Event& iEvent, const edm::EventSetup&
   iSetup.get<TrackerTopologyRcd>().get(tTopoHandle);
   const TrackerTopology *pTT = tTopoHandle.product();
   
-  eventNo++;
-
   // get input data
   edm::Handle< edm::DetSetVector<PixelDigi> >  input;
   iEvent.getByToken(srcToken_, input);
@@ -703,7 +695,7 @@ void SiPixelDigiSource::bookMEs(DQMStore::IBooker & iBooker, const edm::EventSet
   averageDigiOccupancy->setLumiFlag();
   if(modOn){
     char title4[80]; sprintf(title4, "FED Digi Occupancy (NDigis/<NDigis>) vs LumiSections;Lumi Section;FED");
-    avgfedDigiOccvsLumi = iBooker.book2D ("avgfedDigiOccvsLumi", title4, 320,0., 3200., 40, -0.5, 39.5);
+    avgfedDigiOccvsLumi = iBooker.book2D ("avgfedDigiOccvsLumi", title4, 640,0., 3200., 40, -0.5, 39.5);
   }  
   std::map<uint32_t,SiPixelDigiModule*>::iterator struct_iter;