diff -ur man-pages-3.42.orig/man5/nsswitch.conf.5 man-pages-3.42/man5/nsswitch.conf.5
--- man-pages-3.42.orig/man5/nsswitch.conf.5	2012-09-13 14:38:10.000000000 +0200
+++ man-pages-3.42/man5/nsswitch.conf.5	2012-09-13 15:02:13.431307700 +0200
@@ -179,6 +179,10 @@
 On systems with additional libraries installed, you may have access to
 further services such as "hesiod", "ldap", "winbind" and "wins".
 .LP
+If System Security Services Daemon (SSSD) is installed on your system,
+you can use this service with the "sss" keyword. SSSD supports
+the following databases: passwd, group, services and netgroup.
+.LP
 An action may also be specified following a service specification.
 The action modifies the behavior following a result obtained
 from the preceding data source.