diff --git a/CI/setup_cvmfs_lcg.sh b/CI/setup_cvmfs_lcg.sh
index 5beec0e21d4..41fc7573dff 100644
--- a/CI/setup_cvmfs_lcg.sh
+++ b/CI/setup_cvmfs_lcg.sh
@@ -11,4 +11,4 @@ else
 fi
 
 dir="$( cd "$( dirname "${this_script}" )" && pwd )"
-source $dir/setup_cvmfs_lcg97.sh
\ No newline at end of file
+source $dir/setup_cvmfs_lcg101.sh
diff --git a/CI/setup_cvmfs_lcg98.sh b/CI/setup_cvmfs_lcg100.sh
similarity index 64%
rename from CI/setup_cvmfs_lcg98.sh
rename to CI/setup_cvmfs_lcg100.sh
index 502fa703594..a7bede7f296 100644
--- a/CI/setup_cvmfs_lcg98.sh
+++ b/CI/setup_cvmfs_lcg100.sh
@@ -1,17 +1,19 @@
-# setup appropriate LCG 98 release via cvmfs
+# setup appropriate LCG 100 release via cvmfs
 
 if test -e /etc/centos-release && grep 'CentOS Linux release 7' /etc/centos-release; then
   lcg_os=centos7
+elif test -e /etc/centos-release && grep 'CentOS Stream release 8' /etc/centos-release; then
+  lcg_os=centos8
 else
   echo "Unsupported system" 1>&2
   return
 fi
 
-lcg_release=LCG_98python3
+lcg_release=LCG_100
 lcg_compiler=gcc10-opt
 lcg_platform=x86_64-${lcg_os}-${lcg_compiler}
 lcg_view=/cvmfs/sft.cern.ch/lcg/views/${lcg_release}/${lcg_platform}
 
 source ${lcg_view}/setup.sh
 # extra variables required to build acts
-export DD4hep_DIR=${lcg_view}
\ No newline at end of file
+export DD4hep_DIR=${lcg_view}
diff --git a/CI/setup_cvmfs_lcg97.sh b/CI/setup_cvmfs_lcg101.sh
similarity index 60%
rename from CI/setup_cvmfs_lcg97.sh
rename to CI/setup_cvmfs_lcg101.sh
index 11120a15731..20b816e2fe0 100644
--- a/CI/setup_cvmfs_lcg97.sh
+++ b/CI/setup_cvmfs_lcg101.sh
@@ -1,17 +1,19 @@
-# setup appropriate LCG 97 release via cvmfs
+# setup appropriate LCG 101 release via cvmfs
 
 if test -e /etc/centos-release && grep 'CentOS Linux release 7' /etc/centos-release; then
   lcg_os=centos7
+elif test -e /etc/centos-release && grep 'CentOS Stream release 8' /etc/centos-release; then
+  lcg_os=centos8
 else
   echo "Unsupported system" 1>&2
   return
 fi
 
-lcg_release=LCG_97apython3
-lcg_compiler=gcc9-opt
+lcg_release=LCG_101
+lcg_compiler=gcc11-opt
 lcg_platform=x86_64-${lcg_os}-${lcg_compiler}
 lcg_view=/cvmfs/sft.cern.ch/lcg/views/${lcg_release}/${lcg_platform}
 
 source ${lcg_view}/setup.sh
 # extra variables required to build acts
-export DD4hep_DIR=${lcg_view}
\ No newline at end of file
+export DD4hep_DIR=${lcg_view}