diff --git a/application/libraries/Zend/Ldap.php b/application/libraries/Zend/Ldap.php
index 41170af06..f1c3371ab 100644
--- a/application/libraries/Zend/Ldap.php
+++ b/application/libraries/Zend/Ldap.php
@@ -748,20 +748,17 @@ public function connect($host = null, $port = null, $useSsl = null, $useStartTls
             throw new Zend_Ldap_Exception(null, 'A host parameter is required');
         }
 
-        $useUri = false;
         /* Because ldap_connect doesn't really try to connect, any connect error
          * will actually occur during the ldap_bind call. Therefore, we save the
          * connect string here for reporting it in error handling in bind().
          */
         $hosts = array();
-        if (preg_match_all('~ldap(?:i|s)?://~', $host, $hosts, PREG_SET_ORDER) > 0) {
+        if (preg_match_all('~ldap(i|s)?://~', $host, $hosts, PREG_SET_ORDER) > 0) {
             $this->_connectString = $host;
-            $useUri = true;
-            $useSsl = false;
+            $useSsl = isset($hosts[0][1]) && $hosts[0][1] === 's' ? true : false;
         } else {
             if ($useSsl) {
                 $this->_connectString = 'ldaps://' . $host;
-                $useUri = true;
             } else {
                 $this->_connectString = 'ldap://' . $host;
             }
@@ -772,10 +769,8 @@ public function connect($host = null, $port = null, $useSsl = null, $useStartTls
 
         $this->disconnect();
 
-        /* Only OpenLDAP 2.2 + supports URLs so if SSL is not requested, just
-         * use the old form.
-         */
-        $resource = ($useUri) ? @ldap_connect($this->_connectString) : @ldap_connect($host, $port);
+        /* PHP 8.3 change: multiarg ldap_connect is deprecated so use the string always */
+        $resource = @ldap_connect($this->_connectString);
 
         if ($resource) {
             $this->_resource = $resource;