diff --git a/generated/openssl.php b/generated/openssl.php
index a531d83a..ac63c21d 100644
--- a/generated/openssl.php
+++ b/generated/openssl.php
@@ -289,7 +289,11 @@ function openssl_csr_get_subject($csr, bool $short_names = true): array
  * openssl_csr_new generates a new CSR
  * based on the information provided by distinguished_names.
  *
- * @param array $distinguished_names The Distinguished Name or subject fields to be used in the certificate.
+ * @param array $distinguished_names The Distinguished Name or subject fields to be included in the
+ * certificate. The distinguished_names is an
+ * associative array where the keys represent the attribute names of
+ * Distinguished Names and the values can either be strings (for single
+ * value) or arrays (if multiple values need to be set).
  * @param resource $private_key private_key should be set to a private key that
  * was previously generated by openssl_pkey_new (or
  * otherwise obtained from the other openssl_pkey family of functions), or
@@ -389,12 +393,12 @@ function openssl_csr_get_subject($csr, bool $short_names = true): array
  *
  *
  * @param array $extra_attributes extra_attributes is used to specify additional
- * configuration options for the CSR.  Both
- * distinguished_names and
- * extra_attributes are associative arrays, whose keys
- * are converted to OIDs and applied to the relevant part of the request.
- * @return resource Returns the CSR on success, TRUE if CSR creation is
- * successful but signing fails.
+ * attributes for the CSR. It is an associative arrays
+ * where the keys are converted to OIDs and applied as
+ * CSR attributes.
+ * @return resource Returns the CSR on success, TRUE if
+ * CSR creation is successful but signing
+ * fails.
  * @throws OpensslException
  *
  */
@@ -434,7 +438,11 @@ function openssl_csr_new(array $distinguished_names, &$private_key, ?array $opti
  * options.
  * @param int $serial An optional the serial number of issued certificate. If not specified
  * it will default to 0.
- * @param  $serial_hex
+ * @param  $serial_hex An optional hexadecimal string representing the serial number of the
+ * issued certificate. If set, it takes precedence over the
+ * serial parameter value. If not specified or set
+ * to NULL, the serial parameter value is used
+ * instead.
  * @return resource Returns an OpenSSLCertificate on success.
  * @throws OpensslException
  *