diff --git a/Detector/DetCRD/compact/CRD_common_v01/DC_Simple_v01_01.xml b/Detector/DetCRD/compact/CRD_common_v01/DC_Simple_v01_01.xml
index 3b843fc94fe3ce620f80727b73373a3353d259eb..2ad73a4026ac7491985e2e8970b0156e1fe5e5fc 100644
--- a/Detector/DetCRD/compact/CRD_common_v01/DC_Simple_v01_01.xml
+++ b/Detector/DetCRD/compact/CRD_common_v01/DC_Simple_v01_01.xml
@@ -39,6 +39,15 @@
         </shape>
       </envelope>
 
+      <module id="0" repeat="1" name="SignalWire" type="Tube" rmin="0*mm" rmax="0.01*mm">
+           <tubs name="W" type="Tube" rmin="0*mm" rmax="0.007*mm" material="Tungsten"/>
+           <tubs name="Au" type="Tube" rmin="0.007*mm" rmax="0.01*mm" material="Gold"/>
+      </module>
+      <module id="1" repeat="3" name="FieldWire" type="Tube" rmin="0*mm" rmax="0.02*mm">
+         <tubs name="Al" type="Tube" rmin="0*mm" rmax="0.017*mm" material="Aluminum"/>
+         <tubs name="Ag" type="Tube" rmin="0.017*mm" rmax="0.02*mm" material="Silver"/>
+      </module>
+
       <type_flags type="DetType_TRACKER + DetType_BARREL + DetType_GASEOUS + DetType_WIRE"/>
 
       <!-- Use cm as unit if you want to use Pandora for reconstruction -->