diff --git a/makephar.php b/makephar.php
index 0409bbc4..2ab35d7b 100755
--- a/makephar.php
+++ b/makephar.php
@@ -19,7 +19,7 @@ if (!isset($argv[3])) {
 @unlink($argv[2]);
 
 $p = new Phar(__DIR__.'/'.$argv[2], 0, $argv[2]);
-$p->buildFromDirectory(realpath($argv[1]), '/^((?!tests).)*(\.php|\.py|\.tl|\.json)$/i');
+$p->buildFromDirectory(realpath($argv[1]), '/^((?!tests).)*(\.php|\.py|\.tl|\.json|\.dat)$/i');
 $p->addFromString('vendor/danog/madelineproto/.git/refs/heads/master', $argv[3]);
 $p->addFromString('.git/refs/heads/master', $argv[3]);