diff --git a/generated/openssl.php b/generated/openssl.php
index c3e5965a..e58d8407 100644
--- a/generated/openssl.php
+++ b/generated/openssl.php
@@ -1201,7 +1201,7 @@ function openssl_random_pseudo_bytes(int $length, ?bool &$strong_result = null):
  * It is strongly recommended to explicitly specify a secure cipher method.
  *
  *
- * @param string $iv The initialization vector.
+ * @param string|null $iv The initialization vector.
  * @return int Returns the length of the sealed data on success.
  * If successful the sealed data is returned in
  * sealed_data, and the envelope keys in
@@ -1209,7 +1209,7 @@ function openssl_random_pseudo_bytes(int $length, ?bool &$strong_result = null):
  * @throws OpensslException
  *
  */
-function openssl_seal(string $data, ?string &$sealed_data, ?array &$encrypted_keys, array $public_key, string $cipher_algo, string &$iv = null): int
+function openssl_seal(string $data, ?string &$sealed_data, ?array &$encrypted_keys, array $public_key, string $cipher_algo, ?string &$iv = null): int
 {
     error_clear_last();
     $result = \openssl_seal($data, $sealed_data, $encrypted_keys, $public_key, $cipher_algo, $iv);
diff --git a/generated/url.php b/generated/url.php
index b5c25318..c89b4872 100644
--- a/generated/url.php
+++ b/generated/url.php
@@ -125,7 +125,7 @@ function get_meta_tags(string $filename, bool $use_include_path = false): array
  * URL component as a string (except when
  * PHP_URL_PORT is given, in which case the return
  * value will be an int).
- * @return mixed On seriously malformed URLs, parse_url.
+ * @return array|int|string|null On seriously malformed URLs, parse_url.
  *
  * If the component parameter is omitted, an
  * associative array is returned. At least one element will be
diff --git a/generator/composer.lock b/generator/composer.lock
index 4a67cf59..64e61b22 100644
--- a/generator/composer.lock
+++ b/generator/composer.lock
@@ -1433,16 +1433,16 @@
         },
         {
             "name": "phpstan/phpstan",
-            "version": "0.12.93",
+            "version": "0.12.99",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpstan/phpstan.git",
-                "reference": "7b7602f05d340ffa418c59299f8c053ac6c3e7ea"
+                "reference": "b4d40f1d759942f523be267a1bab6884f46ca3f7"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/7b7602f05d340ffa418c59299f8c053ac6c3e7ea",
-                "reference": "7b7602f05d340ffa418c59299f8c053ac6c3e7ea",
+                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/b4d40f1d759942f523be267a1bab6884f46ca3f7",
+                "reference": "b4d40f1d759942f523be267a1bab6884f46ca3f7",
                 "shasum": ""
             },
             "require": {
@@ -1473,7 +1473,7 @@
             "description": "PHPStan - PHP Static Analysis Tool",
             "support": {
                 "issues": "https://github.com/phpstan/phpstan/issues",
-                "source": "https://github.com/phpstan/phpstan/tree/0.12.93"
+                "source": "https://github.com/phpstan/phpstan/tree/0.12.99"
             },
             "funding": [
                 {
@@ -1493,7 +1493,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2021-07-20T10:49:53+00:00"
+            "time": "2021-09-12T20:09:55+00:00"
         },
         {
             "name": "phpunit/php-code-coverage",
@@ -3871,5 +3871,5 @@
         "ext-json": "*"
     },
     "platform-dev": [],
-    "plugin-api-version": "2.1.0"
+    "plugin-api-version": "2.0.0"
 }