diff --git a/source-lxplus.sh b/source-lxplus.sh
index fe8f9c0..424c2f2 100755
--- a/source-lxplus.sh
+++ b/source-lxplus.sh
@@ -1,8 +1,9 @@
 #!/bin/sh
 
 source /cvmfs/sft.cern.ch/lcg/releases/gcc/6.2.0/x86_64-centos7/setup.sh
-source /cvmfs/sft.cern.ch/lcg/releases/ROOT/6.10.06-a3425/x86_64-centos7-gcc62-opt/bin/thisroot.sh
+#source /cvmfs/sft.cern.ch/lcg/releases/ROOT/6.10.06-a3425/x86_64-centos7-gcc62-opt/bin/thisroot.sh -- for Delphes
+source /cvmfs/sft.cern.ch/lcg/releases/ROOT/6.16.00-4d56b/x86_64-centos7-gcc62-opt/bin/thisroot.sh
 export PYTHONHOME=/cvmfs/sft.cern.ch/lcg/releases/Python/2.7.15-075d4/x86_64-centos7-gcc62-opt
 export PYTHIA8_DIR=/cvmfs/sft.cern.ch/lcg/releases/MCGenerators/pythia8/240p1-ecd34/x86_64-centos7-gcc62-opt
 export PYTHIA8DATA=${PYTHIA8_DIR}/share/Pythia8/xmldoc
 echo "Environment prepared for LXPLUS"