diff -r e955bd6acdb8 -r a376cc85054b symbian2/single/sysdefs/system_model_trimmed.xml
--- a/symbian2/single/sysdefs/system_model_trimmed.xml	Wed Feb 10 20:41:12 2010 +0000
+++ b/symbian2/single/sysdefs/system_model_trimmed.xml	Fri Feb 19 13:23:28 2010 +0000
@@ -647,7 +647,7 @@
       <unit bldFile="os/security/cryptoservices/filebasedcertificateandkeystores/group" mrp="os/security/cryptoservices/filebasedcertificateandkeystores/group/security_filetokens.mrp"/>
      </component>
      <component name="rootcertificates" long-name="Root Certificates" introduced="7.0s" purpose="optional" plugin="N" origin-model="Symbian">
-      <unit mrp="os/security/cryptoservices/rootcertificates/rootcerts.mrp"/>
+      <unit  bldFile="os/security/cryptoservices/rootcertificates/group" mrp="os/security/cryptoservices/rootcertificates/rootcerts.mrp"/>
      </component>
      <component name="asnpkcs" long-name="ASN PKCS" introduced="8.0" purpose="optional" plugin="N" origin-model="Symbian">
       <unit bldFile="os/security/cryptoservices/asnpkcs/group" mrp="os/security/cryptoservices/asnpkcs/group/security_asnpkcs.mrp"/>