diff --git a/doc/style/dtd/entities.ent b/doc/style/dtd/entities.ent
index fec49386b0b4ff1dc09760a6fd734a16a29c91fa..62107b0744b36942bd9551c82832c326ee599650 100644
--- a/doc/style/dtd/entities.ent
+++ b/doc/style/dtd/entities.ent
@@ -49,11 +49,11 @@
 
 <!-- value for mail_archive entity in xerces-c_book.xml -->
 <!ENTITY mail_archive_user '
-<external href="http&colon;//marc.theaimsgroup.com/?l=c-users" label="User Mail Archive"/>
+<external href="http&colon;//marc.theaimsgroup.com/?l=xerces-c-users" label="User Mail Archive"/>
 '>
 
 <!ENTITY mail_archive_devel '
-<external href="http&colon;//marc.theaimsgroup.com/?l=c-dev" label="Devel Mail Archive"/>
+<external href="http&colon;//marc.theaimsgroup.com/?l=xerces-c-dev" label="Devel Mail Archive"/>
 '>