diff --git a/Documentation/config-sso.txt b/Documentation/config-sso.txt
index 04949bfee1..bdd52f7823 100644
--- a/Documentation/config-sso.txt
+++ b/Documentation/config-sso.txt
@@ -50,8 +50,8 @@ To trust only Yahoo!:
 
 === Database Schema
 
-User identities obtained from OpenID providers are stored into the
-`account_external_ids` table.
+User identities obtained from OpenID providers are stored as
+link:config-accounts.html#external-ids[external IDs].
 
 === Multiple Identities
 
@@ -135,11 +135,10 @@ authentication at the proper time:
 
 === Database Schema
 
-User identities are stored in the `account_external_ids` table.
-The user string obtained from the authorization header has the prefix
-"gerrit:" and is stored in the `external_id` field.  For example,
-if a username was "foo" then the external_id field would be populated
-with "gerrit:foo".
+User identities are stored as
+link:config-accounts.html#external-ids[external IDs] with "gerrit" as
+scheme. The user string obtained from the authorization header is
+stored as ID of the external ID.
 
 
 == Computer Associates Siteminder
@@ -193,11 +192,10 @@ Add the following to `$JETTY_HOME/etc/jetty.xml` under
 
 === Database Schema
 
-User identities are stored in the `account_external_ids` table.
-The user string obtained from Siteminder (e.g. the value in the
-"SM_USER" HTTP header) has the prefix "gerrit:" and is stored in the
-`external_id` field.  For example, if a Siteminder username was "foo"
-then the external_id field would be populated with "gerrit:foo".
+User identities are stored as
+link:config-accounts.html#external-ids[external IDs] with "gerrit" as
+scheme. The user string obtained from Siteminder (e.g. the value in the
+"SM_USER" HTTP header) is stored as ID in the external ID.
 
 GERRIT
 ------