diff --git a/DATA/production/configurations/asyncReco/setenv_extra.sh b/DATA/production/configurations/asyncReco/setenv_extra.sh
index 6a1ee1f63..025d16ca5 100644
--- a/DATA/production/configurations/asyncReco/setenv_extra.sh
+++ b/DATA/production/configurations/asyncReco/setenv_extra.sh
@@ -712,7 +712,10 @@ fi
 if [[ $ALIEN_JDL_QCOFF != "1" ]]; then
   export WORKFLOW_PARAMETERS="QC,${WORKFLOW_PARAMETERS}"
 fi
-export QC_CONFIG_PARAM="--local-batch=QC.root --override-values \"qc.config.Activity.number=$RUNNUMBER;qc.config.Activity.passName=$PASS;qc.config.Activity.periodName=$PERIOD\""
+
+export QC_CONFIG_OVERRIDE+=";qc.config.Activity.number=$RUNNUMBER;qc.config.Activity.passName=$PASS;qc.config.Activity.periodName=$PERIOD;"
+
+export QC_CONFIG_PARAM+=" --local-batch=QC.root "
 export GEN_TOPO_WORKDIR="./"
 #export QC_JSON_FROM_OUTSIDE="QC-20211214.json"
 
diff --git a/DATA/production/qc-async/itstpc.json b/DATA/production/qc-async/itstpc.json
index b246b4ede..a4b02689a 100644
--- a/DATA/production/qc-async/itstpc.json
+++ b/DATA/production/qc-async/itstpc.json
@@ -39,7 +39,7 @@
         "dataSource" : {
           "type" : "direct",
           "query_comment" : "checking every matched track",
-          "query" : "tofcluster:TOF/CLUSTERS/0;matchITSTPCTRDTOF:TOF/MTC_ITSTPCTRD/0;matchTPCTRDTOF/TOF/MTC_TPCTRD/0;matchITSTPCTOF:TOF/MTC_ITSTPC/0;matchTPCTOF:TOF/MTC_TPC/0;trackTPCTOF:TOF/TOFTRACKS_TPC/0;trigTPCTRD:TRD/TRGREC_TPC/0;trackTPCTRD:TRD/MATCH_TPC/0;trigITSTPCTRD:TRD/TRGREC_ITSTPC/0;trackITSTPCTRD:TRD/MATCH_ITSTPC/0;p2decay3body:GLO/PVTX_3BODYREFS/0;decay3body:GLO/DECAYS3BODY/0;decay3bodyIdx:GLO/DECAYS3BODY_IDX/0;p2cascs:GLO/PVTX_CASCREFS/0;cascs:GLO/CASCS/0;cascsIdx:GLO/CASCS_IDX/0;p2v0s:GLO/PVTX_V0REFS/0;v0s:GLO/V0S/0;v0sIdx:GLO/V0S_IDX/0;pvtx_tref:GLO/PVTX_TRMTCREFS/0;pvtx_trmtc:GLO/PVTX_TRMTC/0;pvtx:GLO/PVTX/0;trackITSTPC:GLO/TPCITS/0;trackITSTPCABREFS:GLO/TPCITSAB_REFS/0;trackITSTPCABCLID:GLO/TPCITSAB_CLID/0;trackTPC:TPC/TRACKS;trackTPCClRefs:TPC/CLUSREFS/0;clusTPCoccmap:TPC/TPCOCCUPANCYMAP/0;clusTPC:TPC/CLUSTERNATIVE;clusTPCshmap:TPC/CLSHAREDMAP/0;trigTPC:TPC/TRIGGERWORDS/0;trackITS:ITS/TRACKS/0;trackITSROF:ITS/ITSTrackROF/0;trackITSClIdx:ITS/TRACKCLSID/0;alpparITS:ITS/ALPIDEPARAM/0?lifetime=condition&ccdb-path=ITS/Config/AlpideParam;SVParam:GLO/SVPARAM/0?lifetime=condition&ccdb-path=GLO/Config/SVertexerParam"
+          "query" : "trackITSTPC:GLO/TPCITS/0;trackITSTPCABREFS:GLO/TPCITSAB_REFS/0;trackITSTPCABCLID:GLO/TPCITSAB_CLID/0;trackTPC:TPC/TRACKS;trackTPCClRefs:TPC/CLUSREFS;trackITS:ITS/TRACKS/0;trackITSROF:ITS/ITSTrackROF/0;trackITSClIdx:ITS/TRACKCLSID/0;alpparITS:ITS/ALPIDEPARAM/0?lifetime=condition&ccdb-path=ITS/Config/AlpideParam;SVParam:GLO/SVPARAM/0?lifetime=condition&ccdb-path=GLO/Config/SVertexerParam;p2decay3body:GLO/PVTX_3BODYREFS/0;decay3body:GLO/DECAYS3BODY/0;decay3bodyIdx:GLO/DECAYS3BODY_IDX/0;p2cascs:GLO/PVTX_CASCREFS/0;cascs:GLO/CASCS/0;cascsIdx:GLO/CASCS_IDX/0;p2v0s:GLO/PVTX_V0REFS/0;v0s:GLO/V0S/0;v0sIdx:GLO/V0S_IDX/0;pvtx_tref:GLO/PVTX_TRMTCREFS/0;pvtx_trmtc:GLO/PVTX_TRMTC/0;pvtx:GLO/PVTX/0;SVParam:GLO/SVPARAM/0?lifetime=condition&ccdb-path=GLO/Config/SVertexerParam;clusTPCoccmap:TPC/TPCOCCUPANCYMAP/0;clusTPC:TPC/CLUSTERNATIVE;clusTPCshmap:TPC/CLSHAREDMAP/0;trigTPC:TPC/TRIGGERWORDS/0;trigITSTPCTRD:TRD/TRGREC_ITSTPC/0;trackITSTPCTRD:TRD/MATCH_ITSTPC/0;matchITSTPCTOF:TOF/MTC_ITSTPC/0;matchITSTPCTRDTOF:TOF/MTC_ITSTPCTRD/0;trigTPCTRD:TRD/TRGREC_TPC/0;trackTPCTRD:TRD/MATCH_TPC/0;matchTPCTOF:TOF/MTC_TPC/0;trackTPCTOF:TOF/TOFTRACKS_TPC/0;matchTPCTRDTOF/TOF/MTC_TPCTRD/0;tofcluster:TOF/CLUSTERS/0"
         },
         "taskParameters" : {
           "GID" : "ITS-TPC,ITS",
diff --git a/DATA/production/qc-sync/glo-itstpc-mtch-qcmn-epn.json b/DATA/production/qc-sync/glo-itstpc-mtch-qcmn-epn.json
index eec7e20ed..a28ae70f3 100644
--- a/DATA/production/qc-sync/glo-itstpc-mtch-qcmn-epn.json
+++ b/DATA/production/qc-sync/glo-itstpc-mtch-qcmn-epn.json
@@ -51,7 +51,7 @@
           "etaCut": "1e10f",
           "cutK0Mass": "0.05f",
           "maxEtaK0": "0.8f",
-          "doK0QC": "false",
+          "doK0QC": "true",
           "trackSourcesK0": ""
         },
         "grpGeomRequest" : {
diff --git a/DATA/production/qc-workflow.sh b/DATA/production/qc-workflow.sh
index bf8a6395e..66dec6a4b 100755
--- a/DATA/production/qc-workflow.sh
+++ b/DATA/production/qc-workflow.sh
@@ -53,7 +53,7 @@ add_QC_JSON() {
 JSON_TEMP_FILES="()"
 
 QC_CONFIG=
-QC_CONFIG_OVERRIDE=
+: ${QC_CONFIG_OVERRIDE:=} # set to empty string only if not already set externally
 : ${QC_DETECTOR_CONFIG_OVERRIDE:=} # set to empty string only if not already set externally
 if [[ -z ${QC_JSON_FROM_OUTSIDE:-} && ! -z ${GEN_TOPO_QC_JSON_FILE:-} && -f $GEN_TOPO_QC_JSON_FILE ]]; then
   QC_JSON_FROM_OUTSIDE=$GEN_TOPO_QC_JSON_FILE
@@ -272,11 +272,15 @@ elif [[ -z ${QC_JSON_FROM_OUTSIDE:-} ]]; then
         if ! has_detectors_reco ITS TPC; then continue
         else
           # replace the input sources depending on the detector compostition and matching detectors
-          ITSTPCMatchQuery="trackITSTPC:GLO/TPCITS/0;trackITSTPCABREFS:GLO/TPCITSAB_REFS/0;trackITSTPCABCLID:GLO/TPCITSAB_CLID/0;trackTPC:TPC/TRACKS;trackTPCClRefs:TPC/CLUSREFS;trackITS:ITS/TRACKS/0;trackITSROF:ITS/ITSTrackROF/0;trackITSClIdx:ITS/TRACKCLSID/0;alpparITS:ITS/ALPIDEPARAM/0?lifetime=condition&ccdb-path=ITS/Config/AlpideParam;SVParam:GLO/SVPARAM/0?lifetime=condition&ccdb-path=GLO/Config/SVertexerParam"
-          HAS_K0_ENABLED=$(jq -r .qc.tasks.MTCITSTPC.taskParameters.doK0QC "${!DET_JSON_FILE}")
+          ITSTPCMatchQuery="trackITSTPC:GLO/TPCITS/0;trackITSTPCABREFS:GLO/TPCITSAB_REFS/0;trackITSTPCABCLID:GLO/TPCITSAB_CLID/0;trackTPC:TPC/TRACKS;trackTPCClRefs:TPC/CLUSREFS/0;trackITS:ITS/TRACKS/0;trackITSROF:ITS/ITSTrackROF/0;trackITSClIdx:ITS/TRACKCLSID/0;alpparITS:ITS/ALPIDEPARAM/0?lifetime=condition&ccdb-path=ITS/Config/AlpideParam;SVParam:GLO/SVPARAM/0?lifetime=condition&ccdb-path=GLO/Config/SVertexerParam"
+	  if [[ $SYNCMODE == 1 ]] || [[ $EPNSYNCMODE == 1 ]] ; then
+            HAS_K0_ENABLED=$(jq -r .qc.tasks.MTCITSTPC.taskParameters.doK0QC "${!DET_JSON_FILE}")
+	  else
+            HAS_K0_ENABLED=$(jq -r .qc.tasks.GLOMatchTrITSTPC.taskParameters.doK0QC "${!DET_JSON_FILE}")
+          fi
           TRACKSOURCESK0="ITS,TPC,ITS-TPC"
           if [[ $HAS_K0_ENABLED == "true" ]]; then
-            ITSTPCMatchQuery+=";p2decay3body:GLO/PVTX_3BODYREFS/0;decay3body:GLO/DECAYS3BODY/0;decay3bodyIdx:GLO/DECAYS3BODY_IDX/0;p2cascs:GLO/PVTX_CASCREFS/0;cascs:GLO/CASCS/0;cascsIdx:GLO/CASCS_IDX/0;p2v0s:GLO/PVTX_V0REFS/0;v0s:GLO/V0S/0;v0sIdx:GLO/V0S_IDX/0;pvtx_tref:GLO/PVTX_TRMTCREFS/0;pvtx_trmtc:GLO/PVTX_TRMTC/0;pvtx:GLO/PVTX/0;SVParam:GLO/SVPARAM/0?lifetime=condition&ccdb-path=GLO/Config/SVertexerParam;clusTPCoccmap:TPC/TPCOCCUPANCYMAP/0;clusTPC:TPC/CLUSTERNATIVE;clusTPCshmap:TPC/CLSHAREDMAP/0;trigTPC:TPC/TRIGGERWORDS/0"
+            ITSTPCMatchQuery+=";p2decay3body:GLO/PVTX_3BODYREFS/0;decay3body:GLO/DECAYS3BODY/0;decay3bodyIdx:GLO/DECAYS3BODY_IDX/0;p2cascs:GLO/PVTX_CASCREFS/0;cascs:GLO/CASCS/0;cascsIdx:GLO/CASCS_IDX/0;p2v0s:GLO/PVTX_V0REFS/0;v0s:GLO/V0S/0;v0sIdx:GLO/V0S_IDX/0;pvtx_tref:GLO/PVTX_TRMTCREFS/0;pvtx_trmtc:GLO/PVTX_TRMTC/0;pvtx:GLO/PVTX/0;clusTPCoccmap:TPC/TPCOCCUPANCYMAP/0;clusTPC:TPC/CLUSTERNATIVE;clusTPCshmap:TPC/CLSHAREDMAP/0;trigTPC:TPC/TRIGGERWORDS/0"
             if has_secvtx_source ITS-TPC-TRD ; then
               ITSTPCMatchQuery+=";trigITSTPCTRD:TRD/TRGREC_ITSTPC/0;trackITSTPCTRD:TRD/MATCH_ITSTPC/0"
               TRACKSOURCESK0+=",ITS-TPC-TRD"
@@ -313,7 +317,7 @@ elif [[ -z ${QC_JSON_FROM_OUTSIDE:-} ]]; then
           if [[ $SYNCMODE == 1 ]] || [[ $EPNSYNCMODE == 1 ]] ; then
             cat "${!DET_JSON_FILE}" | jq "(.dataSamplingPolicies[] | select(.id == \"ITSTPCmSampK0\") | .query) = \"$ITSTPCMatchQuery\" | .qc.tasks.MTCITSTPC.taskParameters.trackSourcesK0 = \"$TRACKSOURCESK0\"" > "$TEMP_FILE"
           else
-            cat "${!DET_JSON_FILE}" | jq ".qc.tasks.MTCITSTPC.taskParameters.trackSourcesK0 = \"$TRACKSOURCESK0\"" > "$TEMP_FILE"
+            cat "${!DET_JSON_FILE}" | jq ".qc.tasks.GLOMatchTrITSTPC.dataSource.query = \"$ITSTPCMatchQuery\" | .qc.tasks.GLOMatchTrITSTPC.taskParameters.trackSourcesK0 = \"$TRACKSOURCESK0\"" > "$TEMP_FILE"
           fi
           DET_JSON_FILE=TEMP_FILE
           JSON_TEMP_FILES+=("$TEMP_FILE")
@@ -419,7 +423,9 @@ if [[ ! -z "${QC_JSON_FROM_OUTSIDE:-}" ]]; then
       QC_CONFIG_PARAM="--local-batch=QC.root"
     fi
   fi
+
   add_W o2-qc "--config json://$QC_JSON_FROM_OUTSIDE ${QC_CONFIG_PARAM} ${QC_CONFIG}"
+
 fi
 
 if [[ ! -z ${GEN_TOPO_QC_JSON_FILE:-} ]]; then