diff --git a/Detector/DetCRD/compact/CRD_common_v01/Ecal_Crystal_Barrel_v01_01.xml b/Detector/DetCRD/compact/CRD_common_v01/Ecal_Crystal_Barrel_v01_01.xml
index 02e2244c08ba6e60b85c85f087248fb1c8f5fdc4..e439461d9ca5f824e321e0e43b2fc833232f88bd 100644
--- a/Detector/DetCRD/compact/CRD_common_v01/Ecal_Crystal_Barrel_v01_01.xml
+++ b/Detector/DetCRD/compact/CRD_common_v01/Ecal_Crystal_Barrel_v01_01.xml
@@ -15,7 +15,6 @@
 
   <detectors>
     <detector id="DetID_ECAL" name="CaloDetector" type="CRDEcalBarrel_v01" readout="EcalBarrelCollection" vis="Invisible" sensitive="true" region="EcalBarrelRegion">
-      <sensitive type="scintillator"/>
       <!-- Use cm as unit if you want to use Pandora for reconstruction -->
     </detector>
   </detectors>
diff --git a/Detector/DetCRD/compact/CRD_common_v01/Ecal_Rotated_Crystal_v01_01.xml b/Detector/DetCRD/compact/CRD_common_v01/Ecal_Rotated_Crystal_v01_01.xml
index 1301bd434ca98656baf082d54b91ff6362ee65e6..eef2ba3cfdbe9e3c0dba6ad0c913ed870a3f41ef 100644
--- a/Detector/DetCRD/compact/CRD_common_v01/Ecal_Rotated_Crystal_v01_01.xml
+++ b/Detector/DetCRD/compact/CRD_common_v01/Ecal_Rotated_Crystal_v01_01.xml
@@ -22,7 +22,6 @@
           <shape type="Tube" rmin="Ecal_barrel_inner_radius" rmax="Ecal_barrel_outer_radius_redef" dz="Ecal_barrel_half_length" material="Air"/>
 	<!--/shape-->
       </envelope>
-      <sensitive type="scintillator"/>
       <dimensions rmin="Ecal_barrel_inner_radius" rmax="Ecal_barrel_outer_radius_redef" zhalf="Ecal_barrel_half_length_correct" alpha="Ecal_crystal_rotate_angle" nphi="1368" nz="numberZ" gap="0"/>
       <crystal material="G4_BGO" vis="ECALVis"/>
     </detector>
diff --git a/Detector/DetCRD/scripts/Standalone-Sim-RotCrystal.py b/Detector/DetCRD/scripts/Standalone-Sim-RotCrystal.py
index a424a1b3af88ed4b9929cf87ade65891277ce763..1386affd7623cda211e7d1d8f983fa749b26b9f3 100644
--- a/Detector/DetCRD/scripts/Standalone-Sim-RotCrystal.py
+++ b/Detector/DetCRD/scripts/Standalone-Sim-RotCrystal.py
@@ -88,6 +88,10 @@ detsimalg.AnaElems = [
 ]
 detsimalg.RootDetElem = "WorldDetElemTool"
 
+from Configurables import CalorimeterSensDetTool
+cal_sensdettool = CalorimeterSensDetTool("CalorimeterSensDetTool")
+cal_sensdettool.CalNamesApplyBirks = ["EcalBarrel"]
+
 # output
 from Configurables import PodioOutput
 out = PodioOutput("outputalg")
diff --git a/Detector/DetCRD/src/Calorimeter/CRDEcal.cpp b/Detector/DetCRD/src/Calorimeter/CRDEcal.cpp
index 65602b45772baec41534983a53e505751a671dce..9d1b6b79d8733d0977925bd1c5c429bf9bbe9eb7 100644
--- a/Detector/DetCRD/src/Calorimeter/CRDEcal.cpp
+++ b/Detector/DetCRD/src/Calorimeter/CRDEcal.cpp
@@ -128,8 +128,7 @@ static dd4hep::Ref_t create_detector(dd4hep::Detector& theDetector,
 		sd.setPlacement(plv);
 	}
 
-	xml_dim_t sd_typ = x_det.child(_U(sensitive));
-	sens.setType(sd_typ.typeStr());
+	sens.setType("calorimeter");
 
 	MYDEBUG("create_detector DONE. ");
 	return ECAL;
diff --git a/Detector/DetCRD/src/Calorimeter/CRDEcal_v01.cpp b/Detector/DetCRD/src/Calorimeter/CRDEcal_v01.cpp
index a11717c0c63252adca4bace361d919bca203b887..4ba45b249f46c9bd815ac60b21f3a32f385a51cf 100644
--- a/Detector/DetCRD/src/Calorimeter/CRDEcal_v01.cpp
+++ b/Detector/DetCRD/src/Calorimeter/CRDEcal_v01.cpp
@@ -183,8 +183,7 @@ static dd4hep::Ref_t create_detector(dd4hep::Detector& theDetector,
   	 sd.setPlacement(plv);
   }
 
-  xml_dim_t sd_typ = x_det.child(_U(sensitive));
-  sens.setType(sd_typ.typeStr());
+  sens.setType("calorimeter");
   ECAL.addExtension< LayeredCalorimeterData >( caloData ) ; 
 
   MYDEBUG("create_detector DONE. ");
diff --git a/Detector/DetCRD/src/Calorimeter/RotatedCrystalCalorimeter_v01_geo.cpp b/Detector/DetCRD/src/Calorimeter/RotatedCrystalCalorimeter_v01_geo.cpp
index 9de1e8a096edcf3f4d41d6269ef3353a830bcf60..ec6e9fa5c229c348edccc36089d8cb59e24b7c1d 100644
--- a/Detector/DetCRD/src/Calorimeter/RotatedCrystalCalorimeter_v01_geo.cpp
+++ b/Detector/DetCRD/src/Calorimeter/RotatedCrystalCalorimeter_v01_geo.cpp
@@ -97,13 +97,9 @@ static Ref_t create_detector(Detector& description, xml_h e, SensitiveDetector s
   Volume crystalVol("crystal_whole", crystalTrap, crystalMat);
   crystalVol.setVisAttributes(description, crystalVis);
 
-  if ( x_det.isSensitive() )   {
-    xml_dim_t sd_typ = x_det.child(_U(sensitive));
-    sens.setType(sd_typ.typeStr());
-    crystalVol.setSensitiveDetector(sens);
-  }
+  sens.setType("calorimeter");
   // TODO: crystal pack
-
+  crystalVol.setSensitiveDetector(sens);
   for (xml_coll_t xp(x_crystal, _U(slice)); xp; ++xp){
     //
     xml_comp_t x_slice = xp;
diff --git a/Simulation/DetSimGeom/src/AnExampleDetElemTool.cpp b/Simulation/DetSimGeom/src/AnExampleDetElemTool.cpp
index e7ea439453243102e5260c8d03c1e83dfc0dd86a..ff20af31bc40cd2d24304e83e2c9bbadffc6a171 100644
--- a/Simulation/DetSimGeom/src/AnExampleDetElemTool.cpp
+++ b/Simulation/DetSimGeom/src/AnExampleDetElemTool.cpp
@@ -101,7 +101,7 @@ AnExampleDetElemTool::ConstructSDandField() {
 
         // try to use SD tool to find the SD
         if (!g4sd) {
-            if (typ=="calorimeter" || typ=="scintillator") {
+            if (typ=="calorimeter") {
                 m_calo_sdtool = ToolHandle<ISensDetTool>("CalorimeterSensDetTool");
                 if (m_calo_sdtool) {
                     info() << "Find the CalorimeterSensDetTool." << endmsg;
diff --git a/Simulation/DetSimSD/include/DetSimSD/CaloSensitiveDetector.h b/Simulation/DetSimSD/include/DetSimSD/CaloSensitiveDetector.h
index 49581737494d6a2266fa35dfefb43f30b81f0e97..4f2b6182c431cf3249591ae06f435bec7240b38d 100644
--- a/Simulation/DetSimSD/include/DetSimSD/CaloSensitiveDetector.h
+++ b/Simulation/DetSimSD/include/DetSimSD/CaloSensitiveDetector.h
@@ -32,8 +32,8 @@ protected:
 
     HitCollection* m_hc;
     std::map<unsigned long, CalorimeterHit*> m_hitMap;
-    bool                                     m_isMergeEnabled;
-    bool                                     m_applyBirksLaw = false;
+    bool                                     m_isMergeEnabled = false;
+    bool                                     m_applyBirksLaw  = false;
 };
 
 
diff --git a/Simulation/DetSimSD/src/CalorimeterSensDetTool.cpp b/Simulation/DetSimSD/src/CalorimeterSensDetTool.cpp
index 8e405936b96a00ad6a6bf6849211702e776cb76a..c02b59103d74d6ce7298c2ed9ce5cd48144640f9 100644
--- a/Simulation/DetSimSD/src/CalorimeterSensDetTool.cpp
+++ b/Simulation/DetSimSD/src/CalorimeterSensDetTool.cpp
@@ -45,9 +45,12 @@ CalorimeterSensDetTool::createSD(const std::string& name) {
     CaloSensitiveDetector* sd = new CaloSensitiveDetector(name, *dd4hep_geo, is_merge_enabled);
     debug() << name << " set to merge true/false = " << is_merge_enabled << endmsg;
 
-    auto sens = dd4hep_geo->sensitiveDetector(name);
-    std::string typ = sens.type();
-    if(typ=="scintillator"&&m_applyBirksLaw) sd->ApplyBirksLaw();
+    for(auto cal_name : m_listCalsApplyBirks){
+      if(cal_name==name){
+	sd->ApplyBirksLaw();
+	break;
+      }
+    }
 
     return sd;
 }
diff --git a/Simulation/DetSimSD/src/CalorimeterSensDetTool.h b/Simulation/DetSimSD/src/CalorimeterSensDetTool.h
index 00bdb69c568e20654c35cf3888ca6a00723dd78d..69bab1d4e5a5bde38b087ce14d54c8db1969dd96 100644
--- a/Simulation/DetSimSD/src/CalorimeterSensDetTool.h
+++ b/Simulation/DetSimSD/src/CalorimeterSensDetTool.h
@@ -30,7 +30,7 @@ private:
     SmartIF<IGeomSvc> m_geosvc;
 
     Gaudi::Property<std::vector<std::string> > m_listCalsMergeDisable{this, "CalNamesMergeDisable", {}};
-    Gaudi::Property<bool>                      m_applyBirksLaw{this, "ApplyBirksLaw", true};
+    Gaudi::Property<std::vector<std::string> > m_listCalsApplyBirks{this, "CalNamesApplyBirks", {}};
 };
 
 #endif