diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3368c57e..5c2bde70 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,13 +1,5 @@
 # 📖 Change Log
 
-## [v2.1.5-2023.08](https://github.com/torrentpier/torrentpier-lts/tree/v2.1.5-2023.08) (2023-09-04) (В разработке)
-[Full Changelog](https://github.com/torrentpier/torrentpier-lts/compare/v2.1.5-2023.07...v2.1.5-2023.08)
-
-**Merged pull requests:**
-
-- Release v2.1.5-2023.08 🎉
-- Added polyfills [\#214](https://github.com/torrentpier/torrentpier-lts/pull/214) ([belomaxorka](https://github.com/belomaxorka))
-
 ## [v2.1.5-2023.07](https://github.com/torrentpier/torrentpier-lts/tree/v2.1.5-2023.07) (2023-08-04)
 [Full Changelog](https://github.com/torrentpier/torrentpier-lts/compare/v2.1.5-2023.06...v2.1.5-2023.07)
 
diff --git a/common.php b/common.php
index 8dba4191..d43e41b6 100644
--- a/common.php
+++ b/common.php
@@ -28,9 +28,6 @@ if (isset($_SERVER['HTTP_CF_CONNECTING_IP']))
 // Get initial config
 require(BB_ROOT . 'library/config.php');
 
-// Load polyfills
-require(BB_ROOT . 'library/includes/polyfills.php');
-
 // Load Zend Framework
 use Zend\Loader\StandardAutoloader;
 require(BB_ROOT . 'library/Zend/Loader/StandardAutoloader.php');
@@ -74,6 +71,11 @@ define('TOR_TYPE_SILVER',     2);
 define('GUEST_UID', -1);
 define('BOT_UID',   -746);
 
+function sqlite3_escape_string ($str)
+{
+    return SQLite3::escapeString($str);
+}
+
 /**
  * Database
  */
diff --git a/library/config.php b/library/config.php
index 29e6542f..ed75af0a 100644
--- a/library/config.php
+++ b/library/config.php
@@ -15,8 +15,8 @@ $domain_name = (!empty($_SERVER['SERVER_NAME'])) ? $_SERVER['SERVER_NAME'] : $do
 $domain_ssl = false;
 
 // Version info
-$bb_cfg['tp_version'] = '2.1.5-2023.08';
-$bb_cfg['tp_release_date'] = '04-09-2023';
+$bb_cfg['tp_version'] = '2.1.5-2023.07';
+$bb_cfg['tp_release_date'] = '04-08-2023';
 $bb_cfg['tp_release_state'] = 'LTS';
 $bb_cfg['tp_zf_version'] = '2.4.13';
 
diff --git a/library/includes/polyfills.php b/library/includes/polyfills.php
deleted file mode 100644
index 52769922..00000000
--- a/library/includes/polyfills.php
+++ /dev/null
@@ -1,59 +0,0 @@
-<?php
-
-if (!defined('BB_ROOT')) die(basename(__FILE__));
-
-function sqlite3_escape_string($str)
-{
-    return SQLite3::escapeString($str);
-}
-
-if (!function_exists('boolval')) {
-    function boolval($val)
-    {
-        return (bool)$val;
-    }
-}
-
-if (!function_exists('trait_exists')) {
-    function trait_exists($class, $autoload = true)
-    {
-        return $autoload && \class_exists($class, $autoload) && false;
-    }
-}
-
-if (!function_exists('class_uses')) {
-    function class_uses($class, $autoload = true)
-    {
-        if (\is_object($class) || \class_exists($class, $autoload) || \interface_exists($class, false)) {
-            return array();
-        }
-
-        return false;
-    }
-}
-
-if (50509 === PHP_VERSION_ID && 4 === PHP_INT_SIZE) {
-    // Missing functions in PHP 5.5.9 - affects 32 bit builds of Ubuntu 14.04LTS
-    // See https://bugs.launchpad.net/ubuntu/+source/php5/+bug/1315888
-
-    if (!function_exists('gzopen') && function_exists('gzopen64')) {
-        function gzopen($filename, $mode, $use_include_path = 0)
-        {
-            return gzopen64($filename, $mode, $use_include_path);
-        }
-    }
-
-    if (!function_exists('gzseek') && function_exists('gzseek64')) {
-        function gzseek($fp, $offset, $whence = SEEK_SET)
-        {
-            return gzseek64($fp, $offset, $whence);
-        }
-    }
-
-    if (!function_exists('gztell') && function_exists('gztell64')) {
-        function gztell($fp)
-        {
-            return gztell64($fp);
-        }
-    }
-}