diff --git a/generated/8.1/functionsList.php b/generated/8.1/functionsList.php
index 66484b7a..b3b3f39e 100644
--- a/generated/8.1/functionsList.php
+++ b/generated/8.1/functionsList.php
@@ -667,7 +667,6 @@
     'openssl_private_encrypt',
     'openssl_public_decrypt',
     'openssl_public_encrypt',
-    'openssl_random_pseudo_bytes',
     'openssl_seal',
     'openssl_sign',
     'openssl_spki_export',
diff --git a/generated/8.1/rector-migrate.php b/generated/8.1/rector-migrate.php
index c9d1740b..334aa51e 100644
--- a/generated/8.1/rector-migrate.php
+++ b/generated/8.1/rector-migrate.php
@@ -675,7 +675,6 @@
             'openssl_private_encrypt' => 'Safe\openssl_private_encrypt',
             'openssl_public_decrypt' => 'Safe\openssl_public_decrypt',
             'openssl_public_encrypt' => 'Safe\openssl_public_encrypt',
-            'openssl_random_pseudo_bytes' => 'Safe\openssl_random_pseudo_bytes',
             'openssl_seal' => 'Safe\openssl_seal',
             'openssl_sign' => 'Safe\openssl_sign',
             'openssl_spki_export' => 'Safe\openssl_spki_export',
diff --git a/generator/config/hiddenFunctions.php b/generator/config/hiddenFunctions.php
index 6f618a2f..50e0b5ed 100644
--- a/generator/config/hiddenFunctions.php
+++ b/generator/config/hiddenFunctions.php
@@ -25,6 +25,7 @@
     'imagecolorsforindex', // this function throws an error instead of returning false since PHP 8.0
     'long2ip', // false return type cannot actually be returned, see https://github.com/php/php-src/pull/13395
     'mysqli_get_client_stats', // false is actually never returned, see https://github.com/php/doc-en/pull/1055
+    'openssl_random_pseudo_bytes', // this function throws an error instead of returning false since PHP 7.4
     'pack', // this function no longer returns false since PHP 8.0, but the doc has only been updated since PHP 8.4
     'imagesx', // this function throws an error instead of returning false PHP 8.0, see https://github.com/php/doc-en/commit/0462f49fb00dd5abaec3aa322009f2eb40a3279d
     'imagesy', // this function throws an error instead of returning false PHP 8.0, see https://github.com/php/doc-en/commit/37f858a5579386dafaddaffbe15034dbcd0f55c8