diff --git a/compact/tof_barrel.xml b/compact/tof_barrel.xml
index dc15fcf89fbd7049551e3a9c89afe4408444c736..2dbaacf078e86c5c1269820af307ae09b5755498 100644
--- a/compact/tof_barrel.xml
+++ b/compact/tof_barrel.xml
@@ -52,13 +52,14 @@
           thickness="0.1*mm" />
         <module_component name="peek1" material="PEEK" sensitive="false"
           width="BarrelTOFSpaceFrame_width" length="BarrelTOF_length1-0.1*mm" thickness="2.0*mm" />
+          <!--
         <module_component name="silicon" 
           width="BarrelTOFSpaceFrame_width"
           length="BarrelTOF_length1-0.1*mm"
           thickness="0.05*mm" material="Silicon" sensitive="true">
         </module_component>
         <module_component name="peek2" material="PEEK" sensitive="false"
-          width="BarrelTOFSpaceFrame_width" length="BarrelTOF_length1-0.1*mm" thickness="2.0*mm" />
+          width="BarrelTOFSpaceFrame_width" length="BarrelTOF_length1-0.1*mm" thickness="2.0*mm" />-->
       </module>
       <!--
       <module name="BarrelTOF_Module2" vis="PurpleVis">