diff --git a/DATA/production/configurations/asyncReco/async_pass.sh b/DATA/production/configurations/asyncReco/async_pass.sh
index 4c3b919e8..9db391e4c 100755
--- a/DATA/production/configurations/asyncReco/async_pass.sh
+++ b/DATA/production/configurations/asyncReco/async_pass.sh
@@ -445,14 +445,17 @@ if [[ -f "getStat.sh" ]]; then
   STATSCRIPT="getStat.sh"
 fi
 
+# exclude some detectors QC
+WORKFLOW_DETECTORS_EXCLUDE_QC_SCRIPT=${ALIEN_JDL_WORKFLOWDETECTORSEXCLUDEQC:-}
+
 # reco and matching
 # print workflow
 if [[ $ALIEN_JDL_SSPLITWF != "1" ]]; then
-  env $SETTING_ROOT_OUTPUT IS_SIMULATED_DATA=0 WORKFLOWMODE=print TFDELAY=$TFDELAYSECONDS ./run-workflow-on-inputlist.sh $INPUT_TYPE list.list > workflowconfig.log
+  env $SETTING_ROOT_OUTPUT IS_SIMULATED_DATA=0 WORKFLOWMODE=print TFDELAY=$TFDELAYSECONDS WORKFLOW_DETECTORS_EXCLUDE_QC=$WORKFLOW_DETECTORS_EXCLUDE_QC_SCRIPT ./run-workflow-on-inputlist.sh $INPUT_TYPE list.list > workflowconfig.log
   # run it
   if [[ "0$RUN_WORKFLOW" != "00" ]]; then
     timeStart=`date +%s`
-    time env $SETTING_ROOT_OUTPUT IS_SIMULATED_DATA=0 WORKFLOWMODE=run TFDELAY=$TFDELAYSECONDS ./run-workflow-on-inputlist.sh $INPUT_TYPE list.list
+    time env $SETTING_ROOT_OUTPUT IS_SIMULATED_DATA=0 WORKFLOWMODE=run TFDELAY=$TFDELAYSECONDS WORKFLOW_DETECTORS_EXCLUDE_QC=$WORKFLOW_DETECTORS_EXCLUDE_QC_SCRIPT ./run-workflow-on-inputlist.sh $INPUT_TYPE list.list
     exitcode=$?
     timeEnd=`date +%s`
     timeUsed=$(( $timeUsed+$timeEnd-$timeStart ))
@@ -601,6 +604,7 @@ else
       export ARGS_EXTRA_PROCESS_o2_global_track_cluster_reader+=" --reader-delay $READER_DELAY "
     fi
     echo "extra args are $ARGS_EXTRA_PROCESS_o2_global_track_cluster_reader"
+    WORKFLOW_DETECTORS_EXCLUDE_QC_SCRIPT+=",CPV"
     READ_TRACKS="ALLSINGLE"
     READ_CLUSTERS="ALLSINGLE"
     if [[ "$ALIEN_JDL_KEEPQCSEPARATE" == "1" ]]; then
@@ -608,11 +612,11 @@ else
     else
       STEP_3_ROOT_OUTPUT=$SETTING_ROOT_OUTPUT
     fi
-    env $STEP_3_ROOT_OUTPUT IS_SIMULATED_DATA=0 WORKFLOWMODE=print TFDELAY=$TFDELAYSECONDS WORKFLOW_DETECTORS=ALL WORKFLOW_DETECTORS_EXCLUDE=$DETECTORS_EXCLUDE WORKFLOW_DETECTORS_USE_GLOBAL_READER_TRACKS=$READ_TRACKS WORKFLOW_DETECTORS_USE_GLOBAL_READER_CLUSTERS=$READ_CLUSTERS WORKFLOW_DETECTORS_EXCLUDE_GLOBAL_READER_TRACKS=HMP WORKFLOW_DETECTORS_EXCLUDE_QC=CPV,$DETECTORS_EXCLUDE ./run-workflow-on-inputlist.sh $INPUT_TYPE list.list >> workflowconfig.log
+    env $STEP_3_ROOT_OUTPUT IS_SIMULATED_DATA=0 WORKFLOWMODE=print TFDELAY=$TFDELAYSECONDS WORKFLOW_DETECTORS=ALL WORKFLOW_DETECTORS_EXCLUDE=$DETECTORS_EXCLUDE WORKFLOW_DETECTORS_USE_GLOBAL_READER_TRACKS=$READ_TRACKS WORKFLOW_DETECTORS_USE_GLOBAL_READER_CLUSTERS=$READ_CLUSTERS WORKFLOW_DETECTORS_EXCLUDE_GLOBAL_READER_TRACKS=HMP WORKFLOW_DETECTORS_EXCLUDE_QC=$WORKFLOW_DETECTORS_EXCLUDE_QC_SCRIPT,$DETECTORS_EXCLUDE ./run-workflow-on-inputlist.sh $INPUT_TYPE list.list >> workflowconfig.log
     # run it
     if [[ "0$RUN_WORKFLOW" != "00" ]]; then
       timeStart=`date +%s`
-      time env $STEP_3_ROOT_OUTPUT IS_SIMULATED_DATA=0 WORKFLOWMODE=run TFDELAY=$TFDELAYSECONDS WORKFLOW_DETECTORS=ALL WORKFLOW_DETECTORS_EXCLUDE=$DETECTORS_EXCLUDE WORKFLOW_DETECTORS_USE_GLOBAL_READER_TRACKS=$READ_TRACKS WORKFLOW_DETECTORS_USE_GLOBAL_READER_CLUSTERS=$READ_CLUSTERS WORKFLOW_DETECTORS_EXCLUDE_GLOBAL_READER_TRACKS=HMP WORKFLOW_DETECTORS_EXCLUDE_QC=CPV,$DETECTORS_EXCLUDE ./run-workflow-on-inputlist.sh $INPUT_TYPE list.list
+      time env $STEP_3_ROOT_OUTPUT IS_SIMULATED_DATA=0 WORKFLOWMODE=run TFDELAY=$TFDELAYSECONDS WORKFLOW_DETECTORS=ALL WORKFLOW_DETECTORS_EXCLUDE=$DETECTORS_EXCLUDE WORKFLOW_DETECTORS_USE_GLOBAL_READER_TRACKS=$READ_TRACKS WORKFLOW_DETECTORS_USE_GLOBAL_READER_CLUSTERS=$READ_CLUSTERS WORKFLOW_DETECTORS_EXCLUDE_GLOBAL_READER_TRACKS=HMP WORKFLOW_DETECTORS_EXCLUDE_QC=$WORKFLOW_DETECTORS_EXCLUDE_QC_SCRIPT,$DETECTORS_EXCLUDE ./run-workflow-on-inputlist.sh $INPUT_TYPE list.list
       exitcode=$?
       timeEnd=`date +%s`
       timeUsed=$(( $timeUsed+$timeEnd-$timeStart ))
@@ -644,11 +648,12 @@ else
       export GLOBAL_READER_NEEDS_PV="1"
       export GLOBAL_READER_NEEDS_SV="0"
       export SVERTEXING_SOURCES="none"
-      env $SETTING_ROOT_OUTPUT IS_SIMULATED_DATA=0 WORKFLOWMODE=print TFDELAY=$TFDELAYSECONDS WORKFLOW_DETECTORS=ALL WORKFLOW_DETECTORS_EXCLUDE=$DETECTORS_EXCLUDE WORKFLOW_DETECTORS_USE_GLOBAL_READER_TRACKS=$READ_TRACKS WORKFLOW_DETECTORS_USE_GLOBAL_READER_CLUSTERS=$READ_CLUSTERS WORKFLOW_DETECTORS_EXCLUDE_GLOBAL_READER_TRACKS= WORKFLOW_DETECTORS_EXCLUDE_QC=CPV,$DETECTORS_EXCLUDE ./run-workflow-on-inputlist.sh $INPUT_TYPE list.list >> workflowconfig.log
+      WORKFLOW_DETECTORS_EXCLUDE_QC_SCRIPT+=",CPV"
+      env $SETTING_ROOT_OUTPUT IS_SIMULATED_DATA=0 WORKFLOWMODE=print TFDELAY=$TFDELAYSECONDS WORKFLOW_DETECTORS=ALL WORKFLOW_DETECTORS_EXCLUDE=$DETECTORS_EXCLUDE WORKFLOW_DETECTORS_USE_GLOBAL_READER_TRACKS=$READ_TRACKS WORKFLOW_DETECTORS_USE_GLOBAL_READER_CLUSTERS=$READ_CLUSTERS WORKFLOW_DETECTORS_EXCLUDE_GLOBAL_READER_TRACKS= WORKFLOW_DETECTORS_EXCLUDE_QC=$WORKFLOW_DETECTORS_EXCLUDE_QC_SCRIPT,$DETECTORS_EXCLUDE ./run-workflow-on-inputlist.sh $INPUT_TYPE list.list >> workflowconfig.log
       # run it
       if [[ "0$RUN_WORKFLOW" != "00" ]]; then
         timeStart=`date +%s`
-        time env $SETTING_ROOT_OUTPUT IS_SIMULATED_DATA=0 WORKFLOWMODE=run TFDELAY=$TFDELAYSECONDS WORKFLOW_DETECTORS=ALL WORKFLOW_DETECTORS_EXCLUDE=$DETECTORS_EXCLUDE WORKFLOW_DETECTORS_USE_GLOBAL_READER_TRACKS=$READ_TRACKS WORKFLOW_DETECTORS_USE_GLOBAL_READER_CLUSTERS=$READ_CLUSTERS WORKFLOW_DETECTORS_EXCLUDE_GLOBAL_READER_TRACKS= WORKFLOW_DETECTORS_EXCLUDE_QC=CPV,$DETECTORS_EXCLUDE ./run-workflow-on-inputlist.sh $INPUT_TYPE list.list
+        time env $SETTING_ROOT_OUTPUT IS_SIMULATED_DATA=0 WORKFLOWMODE=run TFDELAY=$TFDELAYSECONDS WORKFLOW_DETECTORS=ALL WORKFLOW_DETECTORS_EXCLUDE=$DETECTORS_EXCLUDE WORKFLOW_DETECTORS_USE_GLOBAL_READER_TRACKS=$READ_TRACKS WORKFLOW_DETECTORS_USE_GLOBAL_READER_CLUSTERS=$READ_CLUSTERS WORKFLOW_DETECTORS_EXCLUDE_GLOBAL_READER_TRACKS= WORKFLOW_DETECTORS_EXCLUDE_QC=$WORKFLOW_DETECTORS_EXCLUDE_QC_SCRIPT,$DETECTORS_EXCLUDE ./run-workflow-on-inputlist.sh $INPUT_TYPE list.list
         exitcode=$?
         timeEnd=`date +%s`
         timeUsed=$(( $timeUsed+$timeEnd-$timeStart ))