diff --git a/Alignment/APEEstimation/test/unitTest.sh b/Alignment/APEEstimation/test/unitTest.sh
index a29c2099c3f24..743c6a11c2040 100755
--- a/Alignment/APEEstimation/test/unitTest.sh
+++ b/Alignment/APEEstimation/test/unitTest.sh
@@ -1,5 +1,6 @@
 #! /bin/bash
 function die { echo $1: status $2 ; exit $2; }
+# comments added
 
 echo " TESTING data set skimming"
 # skim the predefined data set
diff --git a/HLTrigger/Egamma/plugins/HLTElectronPFMTFilter.cc b/HLTrigger/Egamma/plugins/HLTElectronPFMTFilter.cc
index 853d852e662ec..669c3519b9474 100644
--- a/HLTrigger/Egamma/plugins/HLTElectronPFMTFilter.cc
+++ b/HLTrigger/Egamma/plugins/HLTElectronPFMTFilter.cc
@@ -1,6 +1,6 @@
 #include "HLTElectronPFMTFilter.h"
 #include "HLTrigger/HLTcore/interface/defaultModuleLabel.h"
-
+// Added line
 template <typename T>
 HLTElectronPFMTFilter<T>::HLTElectronPFMTFilter(const edm::ParameterSet& iConfig) : HLTFilter(iConfig) {
   // MHT parameters
diff --git a/RecoHGCal/Configuration/python/RecoHGCal_EventContent_cff.py b/RecoHGCal/Configuration/python/RecoHGCal_EventContent_cff.py
index d4c3da0848029..6ae961d1ee57d 100644
--- a/RecoHGCal/Configuration/python/RecoHGCal_EventContent_cff.py
+++ b/RecoHGCal/Configuration/python/RecoHGCal_EventContent_cff.py
@@ -4,6 +4,7 @@
 
 trackstersIters = ['keep *_'+iteration+'_*_*' for iteration in ticlIterLabels]
 
+#Added line
 #AOD content
 TICL_AOD = cms.PSet(
     outputCommands = cms.untracked.vstring()