diff --git a/en_US/iredmail-easy/8-migrate.to.iredmail.easy.md b/en_US/iredmail-easy/8-migrate.to.iredmail.easy.md
index 26e1dcb9..b0fa1961 100644
--- a/en_US/iredmail-easy/8-migrate.to.iredmail.easy.md
+++ b/en_US/iredmail-easy/8-migrate.to.iredmail.easy.md
@@ -81,7 +81,7 @@ text, not the hashed one.
 * `sql_user_sogo`: The password of SQL user `sogo`.
 * `sql_user_netdata`: The password of SQL user `netdata`. You can find it in `/root/.my.cnf-netdata` or `/opt/netdata/etc/netdata/my.cnf`.
 * `sql_user_roundcube`: The password of SQL user `roundcube`.
-* `iredapd_srs_secret`: The secret string used by iRedAPD to sign SRS.
+* `iredapd_srs_secret`: The secret string used by iRedAPD to sign SRS. You can find it in `/opt/iredapd/settings.py`, parameter `srs_secrets =`. if you don't have this parameter in file due to old iRedAPD release, it's ok to ignore it and let iRedMail Easy to generate one.
 * `sogo_sieve_master_password`: The Dovecot master user used by SOGo. You can find it in `/etc/sogo/sieve.cred`.
 * `roundcube_des_key`: The DES key used by Roundcube to encrypt the session. You can find it in `/opt/www/roundcubemail/config/config.inc.php`, parameter `$config['des_key'] =`.
 * `mlmmjadmin_api_token`: The token string used by iRedAdmin-Pro to communicate with mlmmjadmin. You can find it in `/opt/mlmmjadmin/settings.py`, parameter `api_auth_tokens =`.
diff --git a/html/migrate.to.iredmail.easy.html b/html/migrate.to.iredmail.easy.html
index 184c1f10..7ca7cc45 100644
--- a/html/migrate.to.iredmail.easy.html
+++ b/html/migrate.to.iredmail.easy.html
@@ -113,7 +113,7 @@ config files.</p>
 <li><code>sql_user_sogo</code>: The password of SQL user <code>sogo</code>.</li>
 <li><code>sql_user_netdata</code>: The password of SQL user <code>netdata</code>. You can find it in <code>/root/.my.cnf-netdata</code> or <code>/opt/netdata/etc/netdata/my.cnf</code>.</li>
 <li><code>sql_user_roundcube</code>: The password of SQL user <code>roundcube</code>.</li>
-<li><code>iredapd_srs_secret</code>: The secret string used by iRedAPD to sign SRS.</li>
+<li><code>iredapd_srs_secret</code>: The secret string used by iRedAPD to sign SRS. You can find it in <code>/opt/iredapd/settings.py</code>, parameter <code>srs_secrets =</code>. if you don't have this parameter in file due to old iRedAPD release, it's ok to ignore it and let iRedMail Easy to generate one.</li>
 <li><code>sogo_sieve_master_password</code>: The Dovecot master user used by SOGo. You can find it in <code>/etc/sogo/sieve.cred</code>.</li>
 <li><code>roundcube_des_key</code>: The DES key used by Roundcube to encrypt the session. You can find it in <code>/opt/www/roundcubemail/config/config.inc.php</code>, parameter <code>$config['des_key'] =</code>.</li>
 <li><code>mlmmjadmin_api_token</code>: The token string used by iRedAdmin-Pro to communicate with mlmmjadmin. You can find it in <code>/opt/mlmmjadmin/settings.py</code>, parameter <code>api_auth_tokens =</code>.</li>