diff --git a/DATA/testing/detectors/TPC/tpc-laser-raw-filter.sh b/DATA/testing/detectors/TPC/tpc-laser-raw-filter.sh
index 46e959726..69555f316 100755
--- a/DATA/testing/detectors/TPC/tpc-laser-raw-filter.sh
+++ b/DATA/testing/detectors/TPC/tpc-laser-raw-filter.sh
@@ -16,10 +16,8 @@ CALIB_INSPEC="A:TPC/RAWDATA;dd:FLP/DISTSUBTIMEFRAME/0"
 NLANES=36
 SESSION="default"
 PIPEADD="0"
-ARGS_FILES="keyval.output_dir=/dev/null"
 
 HOST=localhost
-CALIB_CONFIG="keyval.output_dir=/dev/null"
 QC_CONFIG="consul-json://alio2-cr1-hv-con01.cern.ch:8500/o2/components/qc/ANY/any/tpc-raw-qcmn"
 QC_CONFIG_CONSUL=/o2/components/qc/ANY/any/tpc-raw-qcmn
 # TODO use add_W function from gen_topo_helper_functions.sh to assemble workflow
@@ -27,8 +25,8 @@ QC_CONFIG_CONSUL=/o2/components/qc/ANY/any/tpc-raw-qcmn
 
 WORKFLOW=
 add_W o2-dpl-raw-proxy "--dataspec \"$PROXY_INSPEC\" --inject-missing-data --channel-config \"name=readout-proxy,type=pull,method=connect,address=ipc://@tf-builder-pipe-0,transport=shmem,rateLogging=1\"" "" 0
-add_W o2-tpc-raw-to-digits-workflow "--input-spec \"$CALIB_INSPEC\" --remove-duplicates --pipeline tpc-raw-to-digits-0:24" "${CALIB_CONFIG}" 
-add_W o2-tpc-krypton-raw-filter "tpc-raw-to-digits-0:24  --lanes $NLANES --writer-type EPN --meta-output-dir $EPN2EOS_METAFILES_DIR --output-dir $CALIB_DIR --threshold-max 20 --max-tf-per-file 8000 --time-bins-before 20 --max-time-bins 650" "${CALIB_CONFIG}" 0
+add_W o2-tpc-raw-to-digits-workflow "--ignore-grp --input-spec \"$CALIB_INSPEC\" --remove-duplicates --pipeline tpc-raw-to-digits-0:20"
+add_W o2-tpc-krypton-raw-filter "tpc-raw-to-digits-0:24  --lanes $NLANES --writer-type EPN --meta-output-dir $EPN2EOS_METAFILES_DIR --output-dir $CALIB_DIR --threshold-max 20 --max-tf-per-file 8000 --time-bins-before 20 --max-time-bins 650"
 add_QC_from_consul "${QC_CONFIG_CONSUL}" "--local --host lcoalhost"