diff --git a/atlas/reco_mt-ma/CHANGELOG.md b/atlas/reco_mt-ma/CHANGELOG.md
index 76cdbffa8f19381258e38990dc2345a59a506d72..dc43594fd00800b7f61dda2138e87976037afdf5 100644
--- a/atlas/reco_mt-ma/CHANGELOG.md
+++ b/atlas/reco_mt-ma/CHANGELOG.md
@@ -2,7 +2,7 @@
 
 ## [Unreleased]
 
-## [v2.2] 2023-12-15
+## [v2.3] 2023-12-15
 - Minor improvement of the script
 
 ## [v2.2] 2023-12-07
diff --git a/atlas/sim_mt-ma/CHANGELOG.md b/atlas/sim_mt-ma/CHANGELOG.md
index 7986a4bc63cd2f2db9b8a500202146aa5d6d22f2..5e543ed8bcc93a96af9da92e4d88d8892a44422c 100644
--- a/atlas/sim_mt-ma/CHANGELOG.md
+++ b/atlas/sim_mt-ma/CHANGELOG.md
@@ -2,8 +2,9 @@
 
 ## [Unreleased]
 
-## [v2.1] 2023-11-28
+## [v2.1] 2023-12-19
 - Limit the number of loaded cores using the argument -n | --ncores 
+- Minor patch of the athena setup (BMK-1209)
 
 ## [v2.0] 2022-10-04
 - First working release of Atlas simMT built for x86_64 and aarch64
diff --git a/atlas/sim_mt-ma/atlas-sim_mt-ma/CHANGELOG.md b/atlas/sim_mt-ma/atlas-sim_mt-ma/CHANGELOG.md
deleted file mode 100644
index 3f1b54f45adefb3b2e1453c7c7d32e716d7a2ec1..0000000000000000000000000000000000000000
--- a/atlas/sim_mt-ma/atlas-sim_mt-ma/CHANGELOG.md
+++ /dev/null
@@ -1,8 +0,0 @@
-# Changelog for Atlas simMT
-
-## [Unreleased]
-
-## [v2.0] 2022-10-04
-- First working release of Atlas simMT built for x86_64 and aarch64
-- The version starts from v2.0 to avoid confusion with the legacy images built in atlas/sim_mt having version v1.x
-- This release is based on Athena 23.0.3 and is different w.r.t. the workload built in atlas/sim_mt that is based on Athena 22.0.27
\ No newline at end of file
diff --git a/atlas/sim_mt-ma/atlas-sim_mt-ma/atlas-sim_mt-ma-bmk.sh b/atlas/sim_mt-ma/atlas-sim_mt-ma/atlas-sim_mt-ma-bmk.sh
index 350fcb6cc70ce290bc96dc7f0979f78b05fe0346..da46382d7c1dc8426218efad7703d306fc64b4c7 100755
--- a/atlas/sim_mt-ma/atlas-sim_mt-ma/atlas-sim_mt-ma-bmk.sh
+++ b/atlas/sim_mt-ma/atlas-sim_mt-ma/atlas-sim_mt-ma-bmk.sh
@@ -32,7 +32,7 @@ function doOne(){
   release=23.0.3
   export ATLAS_LOCAL_ROOT_BASE=/cvmfs/atlas.cern.ch/repo/ATLASLocalRootBase
   source ${ATLAS_LOCAL_ROOT_BASE}/user/atlasLocalSetup.sh -q
-  asetup  Athena,${release}
+  asetup  Athena,${release} --tdaqarea=/cvmfs/atlas.cern.ch/repo/sw/tdaq
   unset FRONTIER_SERVER
 
   export ATHENA_CORE_NUMBER=$athenaCores # env variable for ATHENA threads/process number