diff --git a/SeaquentialOperator.sh b/SeaquentialOperator.sh
index 7d143183bd7725a65b49b99651af10dce1494b45..21e77aefb645b3d69c265ccede584910593e221c 100755
--- a/SeaquentialOperator.sh
+++ b/SeaquentialOperator.sh
@@ -55,7 +55,7 @@ if [ -z $module_id ];then
 fi
 
 cd $TMP_DIR
-./libYarr/createDefaultConfig.sh -a rd53a -m $module_id -c 1 -R
+./libYarr/createDefaultConfig.sh -a fei4b -m $module_id -c 1 -R
 
 if $DCS_Control ;then
     echo "DCS system is turned on!"
diff --git a/SingleOperator.sh b/SingleOperator.sh
index fcdf3410a3c845295f1def264ac056d2ae5d41fa..e3aafb03aa816487c7bd1f025eb9faadaa1c04ac 100755
--- a/SingleOperator.sh
+++ b/SingleOperator.sh
@@ -40,7 +40,7 @@ DataBase=false
 chip_num=1
 
 SCAN_SET=false
-asic_type=rd53a
+asic_type=fei4b
 #############################################
 option_target=""
 
@@ -132,5 +132,5 @@ fi
 
 cd $TMP_DIR
 if ${data_taking};then
-    ./libYarr/call_dbAccessor.sh -c $TMP_DIR/configs/module_configs/rd53a/$module_id/connectivity.json -s $YARR_DIR/data/last_scan/scanLog.json -C ./configs/influxDB/connectivity.json
+    ./libYarr/call_dbAccessor.sh -c $TMP_DIR/configs/module_configs/fei4b/$module_id/connectivity.json -s $YARR_DIR/data/last_scan/scanLog.json -C ./configs/influxDB/connectivity.json
 fi
diff --git a/libYarr/call_scanConsole.sh b/libYarr/call_scanConsole.sh
index df3ca5681997360d28de128298b9ba91ea027774..d440a0e34f49f09885dd0a77c6ec7937befe6efc 100755
--- a/libYarr/call_scanConsole.sh
+++ b/libYarr/call_scanConsole.sh
@@ -19,7 +19,7 @@ cd $YARR_DIR
 ################################
 
 # default parameters
-asic_type=rd53a
+asic_type=fei4b
 target_tot=7
 target_preamp=10000
 target_charge=1500
@@ -89,7 +89,7 @@ if [ -z ${scan_type} ]; then
 fi
 #if [ ! `echo ${scan_type} | grep "rd53a"` ]; then
 if [ ! -e "${scan_type}" ]; then
-    scan_type=configs/scans/rd53a/${scan_type}.json
+    scan_type=configs/scans/fei4/${scan_type}.json
 fi
 if [ ! -f ${scan_type} ]; then
     echo "Not exist scan \"${scan_type}\"."
diff --git a/script/setup.sh b/script/setup.sh
index a5b7adb0fae83d8680bc0b04532ff0b5a3919d2f..bb363454d6211090dfa1d31a9483a4c0d0854bb2 100755
--- a/script/setup.sh
+++ b/script/setup.sh
@@ -29,7 +29,7 @@ if $need_login ; then
     export system
 
     export RunCounter_path=$HOME/.yarr/runCounter
-    export SCAN_DIR=$YARR_DIR/configs/scans/rd53a/
+    export SCAN_DIR=$YARR_DIR/configs/scans/fei4/
 
     #    export DCS_setup_file=$TMP_DIR/configs/DCS_setup/DCS_setup.json
     export DCS_setup_file=`get_json $system_configuration_file .DCS_setup`