diff --git a/topics/mongo.adoc b/topics/mongo.adoc
index 2f38a290b6..45ee7cfe60 100644
--- a/topics/mongo.adoc
+++ b/topics/mongo.adoc
@@ -28,6 +28,10 @@ to use Mongo.
 <spi name="user">
     <default-provider>jpa</default-provider>
 </spi>
+<spi name="userFederatedStorage">
+    <default-provider>jpa</default-provider>
+    <provider name="jpa" enabled="true"/>
+</spi>
 <spi name="userSessionPersister">
     <default-provider>jpa</default-provider>
 </spi>
@@ -55,6 +59,10 @@ Change that XML snippet to use Mongo:
 <spi name="user">
     <default-provider>mongo</default-provider>
 </spi>
+<spi name="userFederatedStorage">
+    <default-provider>mongo</default-provider>-->
+    <provider name="mongo" enabled="true"/>
+</spi>
 <spi name="userSessionPersister">
     <default-provider>mongo</default-provider>
 </spi>