diff --git a/RELEASE_NOTES b/RELEASE_NOTES
index a5108693..c23d2b17 100644
--- a/RELEASE_NOTES
+++ b/RELEASE_NOTES
@@ -1,3 +1,9 @@
+1.3.11:
+-------
+
+- Obsoleted the LDAP port parameter. Specify the ldap host in the form
+  of protocol://hostname:port, eg. ldaps://ldap.yourdomain.com:636
+
 1.3.10:
 -------
 
diff --git a/config.php.in b/config.php.in
index 51ca77b3..5c6fd08a 100644
--- a/config.php.in
+++ b/config.php.in
@@ -82,7 +82,6 @@ $config['WKHTMLTOPDF_COMMAND'] = "wkhtmltopdf";
 
 $config['ENABLE_LDAP_AUTH'] = 0;
 $config['LDAP_HOST'] = 'ldap.yourdomain.com';
-$config['LDAP_PORT'] = 389;
 $config['LDAP_HELPER_DN'] = 'cn=....';
 $config['LDAP_HELPER_PASSWORD'] = 'xxxxxxx';
 $config['LDAP_MAIL_ATTR'] = 'mail';
diff --git a/webui/model/user/auth.php b/webui/model/user/auth.php
index 9e73f995..b5728051 100644
--- a/webui/model/user/auth.php
+++ b/webui/model/user/auth.php
@@ -212,7 +212,7 @@ class ModelUserAuth extends Model {
 
       if($ldap_host == '' || $ldap_helper_password == '') { return 0; }
 
-      $ldap = new LDAP($ldap_host, $ldap_port, $ldap_helper_dn, $ldap_helper_password);
+      $ldap = new LDAP($ldap_host, $ldap_helper_dn, $ldap_helper_password);
 
       if($ldap->is_bind_ok()) {
 
@@ -221,7 +221,7 @@ class ModelUserAuth extends Model {
          if(isset($query->row['dn']) && $query->row['dn']) {
             $a = $query->row;
 
-            $ldap_auth = new LDAP($ldap_host, $ldap_port, $a['dn'], $password);
+            $ldap_auth = new LDAP($ldap_host, $a['dn'], $password);
 
             if(LOG_LEVEL >= NORMAL) { syslog(LOG_INFO, "ldap auth against '" . $ldap_host . "', dn: '" . $a['dn'] . "', result: " . $ldap_auth->is_bind_ok()); }
 
@@ -478,7 +478,7 @@ class ModelUserAuth extends Model {
 
       if(LOG_LEVEL >= NORMAL) { syslog(LOG_INFO, "sso login: $sso_user"); }
 
-      $ldap = new LDAP(LDAP_HOST, LDAP_PORT, LDAP_HELPER_DN, LDAP_HELPER_PASSWORD);
+      $ldap = new LDAP(LDAP_HOST, LDAP_HELPER_DN, LDAP_HELPER_PASSWORD);
 
       if($ldap->is_bind_ok()) {
 
diff --git a/webui/system/database/ldap.php b/webui/system/database/ldap.php
index 83ebf50f..49f30ff6 100644
--- a/webui/system/database/ldap.php
+++ b/webui/system/database/ldap.php
@@ -6,9 +6,9 @@ class LDAP {
    private $link;
    private $bind;
 
-   public function __construct($ldaphost, $ldapport, $binddn, $bindpw) {
+   public function __construct($ldaphost, $binddn, $bindpw) {
 
-      $this->link = ldap_connect($ldaphost, $ldapport) or exit('Error: ldap_connect()');
+      $this->link = ldap_connect($ldaphost) or exit('Error: ldap_connect()');
       ldap_set_option($this->link, LDAP_OPT_PROTOCOL_VERSION, 3);
       ldap_set_option($this->link, LDAP_OPT_REFERRALS, 0);