diff --git a/scripts/v4_migration.php b/scripts/v4_migration.php
deleted file mode 100644
index 1b2993a..0000000
--- a/scripts/v4_migration.php
+++ /dev/null
@@ -1,93 +0,0 @@
-<?php
-
-// Migrate pre-4.x.x php scripts to use current naming convention of $camelCase
-// for properties / class member variables. To use, change into the directory
-// containing php files that you wish to update and run this script. Example:
-// $ cd /path/to/project
-// $ php ../php-curl-class/scripts/v4_migration.php
-
-$cwd = getcwd();
-echo 'Checking current directory "' . $cwd . '" for possible changes.' . "\n";
-
-$results = array(
-    'errors' => array(),
-    'files_found' => array(),
-    'files_to_change' => array(),
-);
-
-$migrations = array(
-    'error_code' => 'errorCode',
-    'error_message' => 'errorMessage',
-    'curl_error' => 'curlError',
-    'curl_error_code' => 'curlErrorCode',
-    'curl_error_message' => 'curlErrorMessage',
-    'http_error' => 'httpError',
-    'http_status_code' => 'httpStatusCode',
-    'http_error_message' => 'httpErrorMessage',
-    'base_url' => 'baseUrl',
-    'request_headers' => 'requestHeaders',
-    'response_headers' => 'responseHeaders',
-    'raw_response_headers' => 'rawResponseHeaders',
-    'raw_response' => 'rawResponse',
-    'before_send_function' => 'beforeSendCallback',
-    'download_complete_function' => 'downloadCompleteCallback',
-);
-
-$directory = new RecursiveDirectoryIterator($cwd);
-$iterator = new RecursiveIteratorIterator($directory);
-$regex = new RegexIterator($iterator, '/^.+\.php$/i', RecursiveRegexIterator::GET_MATCH);
-foreach ($regex as $file) {
-    $filepath = $file['0'];
-    $results['files_found'][] = $filepath;
-    if ($filepath === __FILE__) {
-        continue;
-    }
-    $data = file_get_contents($filepath);
-    $short_path = str_replace($cwd, '', $filepath);
-    if ($data === false) {
-        $results['errors'][] = $filepath;
-        echo $short_path . ' [ERROR]' . "\n";
-    } else {
-        foreach ($migrations as $old => $new) {
-            if (!(strpos($data, '->' . $old) === false)) {
-                $results['files_to_change'][] = $filepath;
-                echo $short_path . "\n";
-                break;
-            }
-        }
-    }
-}
-
-foreach ($results as $name => $files) {
-    $results[$name . '_count'] = count($files);
-}
-$results['errors_count'] = count($results['errors']);
-$results['files_found_count'] = count($results['files_found']);
-$results['files_to_change_count'] = count($results['files_to_change']);
-
-if ($results['errors_count'] > 0) {
-    echo 'ERROR: Unable to read files.' . "\n";
-    exit(1);
-} elseif ($results['files_found_count'] === 0) {
-    echo 'Current directory "' . $cwd . '"' . "\n";
-    echo 'ERROR: No read files found in current directory.' . "\n";
-    exit(1);
-} elseif ($results['files_to_change_count'] === 0) {
-    echo 'OK: No files to change.' . "\n";
-    exit(0);
-} elseif ($results['files_to_change_count'] > 0) {
-    echo $results['files_to_change_count'] . ' of ' . $results['files_found_count'] . ' files to change found.' . "\n";
-    echo 'Continue? [y/n] ';
-    if (!in_array(trim(fgets(STDIN)), array('y', 'Y'))) {
-        die();
-    }
-    foreach ($results['files_to_change'] as $filepath) {
-        $data = file_get_contents($filepath);
-        foreach ($migrations as $old => $new) {
-            $data = str_replace('->' . $old, '->' . $new, $data);
-        }
-        file_put_contents($filepath, $data);
-    }
-    echo 'Done' . "\n";
-    exit(0);
-}