diff --git a/DATA/production/configurations/asyncReco/async_pass.sh b/DATA/production/configurations/asyncReco/async_pass.sh
index 5e2729223..e2b92fa34 100755
--- a/DATA/production/configurations/asyncReco/async_pass.sh
+++ b/DATA/production/configurations/asyncReco/async_pass.sh
@@ -205,6 +205,10 @@ if [[ "$ALIEN_JDL_EXTRACTTIMESERIES" == "1" ]]; then
   export ADD_CALIB=1
 fi
 
+if [[ "$ALIEN_JDL_DOTPCTIMEGAINCALIB" == "1" ]]; then
+  export ADD_CALIB=1
+fi
+
 # AOD file size
 if [[ -n "$ALIEN_JDL_AODFILESIZE" ]]; then
   export AOD_FILE_SIZE="$ALIEN_JDL_AODFILESIZE"
diff --git a/DATA/production/configurations/asyncReco/setenv_extra.sh b/DATA/production/configurations/asyncReco/setenv_extra.sh
index f66cbe24b..f9369cce1 100644
--- a/DATA/production/configurations/asyncReco/setenv_extra.sh
+++ b/DATA/production/configurations/asyncReco/setenv_extra.sh
@@ -761,6 +761,16 @@ if [[ $ADD_CALIB == "1" ]]; then
   if [[ $ALIEN_JDL_DOUPLOADSLOCALLY == 1 ]]; then
     export CCDB_POPULATOR_UPLOAD_PATH="file://$PWD"
   fi
+
+  # enable time gain calibration
+  if [[ $ALIEN_JDL_DOTPCTIMEGAINCALIB == 1 ]]; then
+    echo "Enabling TPC time gain calibration"
+    export CALIB_TPC_TIMEGAIN=1
+    export ARGS_EXTRA_PROCESS_o2_tpc_calibrator_dedx+=" --dump-histograms 1 --min-entries 1" # write full calibration objects for time gain without rejecting low statistics timeslots
+    export ARGS_EXTRA_PROCESS_o2_tpc_miptrack_filter+=" --use-global-tracks"
+    export SCALEEVENTS_TPC_TIMEGAIN=${SCALEEVENTS_TPC_TIMEGAIN:-1} # use all TFs
+    export SCALETRACKS_TPC_TIMEGAIN=${SCALETRACKS_TPC_TIMEGAIN:--1} # use all tracks
+  fi
 fi
 
 # Enabling AOD