diff --git a/html/upgrade.iredapd.html b/html/upgrade.iredapd.html
index 5920b932..e6fb0755 100644
--- a/html/upgrade.iredapd.html
+++ b/html/upgrade.iredapd.html
@@ -45,7 +45,7 @@ supported by iRedMail.</p>
   sample config file and set correct values:</p>
 </li>
 </ul>
-<pre><code># For Amavisd policy lookup
+<pre><code># For Amavisd policy lookup and white/blacklists.
 amavisd_db_server = '127.0.0.1'
 amavisd_db_port = '3306'
 amavisd_db_name = 'amavisd'
diff --git a/upgrade/0-upgrade.iredapd.md b/upgrade/0-upgrade.iredapd.md
index c6568f4c..db9d9f31 100644
--- a/upgrade/0-upgrade.iredapd.md
+++ b/upgrade/0-upgrade.iredapd.md
@@ -35,7 +35,7 @@ Important notes:
   sample config file and set correct values:
 
 ```
-# For Amavisd policy lookup
+# For Amavisd policy lookup and white/blacklists.
 amavisd_db_server = '127.0.0.1'
 amavisd_db_port = '3306'
 amavisd_db_name = 'amavisd'