diff --git a/.gitignore b/.gitignore
index 793c353..818140b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -16,6 +16,7 @@ vendor/**/LICENSE
 vendor/**/test
 vendor/**/tst
 vendor/**/tests
+vendor/**/build_phar.php
 !vendor/**/*.php
 
 composer.lock
diff --git a/vendor/paragonie/random_compat/other/build_phar.php b/vendor/paragonie/random_compat/other/build_phar.php
deleted file mode 100644
index 70ef4b2..0000000
--- a/vendor/paragonie/random_compat/other/build_phar.php
+++ /dev/null
@@ -1,57 +0,0 @@
-<?php
-$dist = dirname(__DIR__).'/dist';
-if (!is_dir($dist)) {
-    mkdir($dist, 0755);
-}
-if (file_exists($dist.'/random_compat.phar')) {
-    unlink($dist.'/random_compat.phar');
-}
-$phar = new Phar(
-    $dist.'/random_compat.phar',
-    FilesystemIterator::CURRENT_AS_FILEINFO | \FilesystemIterator::KEY_AS_FILENAME,
-    'random_compat.phar'
-);
-rename(
-    dirname(__DIR__).'/lib/random.php', 
-    dirname(__DIR__).'/lib/index.php'
-);
-$phar->buildFromDirectory(dirname(__DIR__).'/lib');
-rename(
-    dirname(__DIR__).'/lib/index.php', 
-    dirname(__DIR__).'/lib/random.php'
-);
-
-/**
- * If we pass an (optional) path to a private key as a second argument, we will
- * sign the Phar with OpenSSL.
- * 
- * If you leave this out, it will produce an unsigned .phar!
- */
-if ($argc > 1) {
-    if (!@is_readable($argv[1])) {
-        echo 'Could not read the private key file:', $argv[1], "\n";
-        exit(255);
-    }
-    $pkeyFile = file_get_contents($argv[1]);
-    
-    $private = openssl_get_privatekey($pkeyFile);
-    if ($private !== false) {
-        $pkey = '';
-        openssl_pkey_export($private, $pkey);
-        $phar->setSignatureAlgorithm(Phar::OPENSSL, $pkey);
-        
-        /**
-         * Save the corresponding public key to the file
-         */
-        if (!@is_readable($dist.'/random_compat.phar.pubkey')) {
-            $details = openssl_pkey_get_details($private);
-            file_put_contents(
-                $dist.'/random_compat.phar.pubkey',
-                $details['key']
-            );
-        }
-    } else {
-        echo 'An error occurred reading the private key from OpenSSL.', "\n";
-        exit(255);
-    }
-}