diff --git a/ChangeLog b/ChangeLog
index 97242050..ddc9ec09 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2009-04-12  Nicolas François  <nicolas.francois@centraliens.net>
+
+	* man/passwd.1.xml: Document that passwd uses PAM to authenticate
+	and change passwords on PAM-enabled builds.
+
 2009-04-12  Nicolas François  <nicolas.francois@centraliens.net>
 
 	* src/newusers.c: Add more information to the mkdir and chown
diff --git a/man/passwd.1.xml b/man/passwd.1.xml
index 1b5252f3..5918a9ab 100644
--- a/man/passwd.1.xml
+++ b/man/passwd.1.xml
@@ -343,6 +343,10 @@
       change their password on a system if NIS is enabled and they are not 
       logged into the NIS server.
     </para>
+    <para condition="pam">
+      <command>passwd</command> uses PAM to authenticate users and to
+      change their passwords.
+    </para>
   </refsect1>
 
   <refsect1 id='configuration' condition="no_pam">