diff --git a/build/server-phar.php b/build/server-phar.php
index f173b969d..2aafa34eb 100644
--- a/build/server-phar.php
+++ b/build/server-phar.php
@@ -24,6 +24,23 @@ declare(strict_types=1);
 namespace pocketmine\build\server_phar;
 
 use pocketmine\utils\Git;
+use function array_map;
+use function count;
+use function defined;
+use function dirname;
+use function file_exists;
+use function getcwd;
+use function getopt;
+use function implode;
+use function ini_get;
+use function microtime;
+use function preg_quote;
+use function realpath;
+use function round;
+use function rtrim;
+use function sprintf;
+use function str_replace;
+use function unlink;
 
 require dirname(__DIR__) . '/vendor/autoload.php';