diff --git a/ChangeLog b/ChangeLog
index dcda44ae..7047c581 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -6,6 +6,7 @@
 
 	* etc/login.defs: Updated description of UMASK to indicate its
 	usage by pam_umask.
+	* man/login.defs.d/UMASK.xml: Likewise.
 
 2010-03-25  Nicolas François  <nicolas.francois@centraliens.net>
 
diff --git a/man/login.defs.d/UMASK.xml b/man/login.defs.d/UMASK.xml
index 7cd3ea45..10edc453 100644
--- a/man/login.defs.d/UMASK.xml
+++ b/man/login.defs.d/UMASK.xml
@@ -47,5 +47,9 @@
       in <citerefentry><refentrytitle>limits</refentrytitle>
       <manvolnum>5</manvolnum></citerefentry>.
     </para>
+    <para condition="pam">
+      It is also used by <command>pam_umask</command> as the default umask
+      value.
+    </para>
   </listitem>
 </varlistentry>