diff --git a/Makefile b/Makefile
index eecbe7b0..800ba7dc 100644
--- a/Makefile
+++ b/Makefile
@@ -4,6 +4,7 @@ box:
 
 updater.phar: box updater.php lib/*.php buildVersionFile.php
 	php buildVersionFile.php
+	composer dump-autoload
 	./box build -c box.json
 	chmod +x updater.phar
 	rm lib/Version.php
diff --git a/vendor/composer/autoload_classmap.php b/vendor/composer/autoload_classmap.php
index 137fd943..596d1e47 100644
--- a/vendor/composer/autoload_classmap.php
+++ b/vendor/composer/autoload_classmap.php
@@ -12,6 +12,7 @@
     'NC\\Updater\\UpdateCommand' => $baseDir . '/lib/UpdateCommand.php',
     'NC\\Updater\\UpdateException' => $baseDir . '/lib/UpdateException.php',
     'NC\\Updater\\Updater' => $baseDir . '/lib/Updater.php',
+    'NC\\Updater\\Version' => $baseDir . '/lib/Version.php',
     'Psr\\Log\\AbstractLogger' => $vendorDir . '/psr/log/Psr/Log/AbstractLogger.php',
     'Psr\\Log\\InvalidArgumentException' => $vendorDir . '/psr/log/Psr/Log/InvalidArgumentException.php',
     'Psr\\Log\\LogLevel' => $vendorDir . '/psr/log/Psr/Log/LogLevel.php',
diff --git a/vendor/composer/autoload_static.php b/vendor/composer/autoload_static.php
index 0ebd708c..6e5599b3 100644
--- a/vendor/composer/autoload_static.php
+++ b/vendor/composer/autoload_static.php
@@ -57,6 +57,7 @@ class ComposerStaticInit994b8d870ddb923ebc3ff0ceaaaa96a6
         'NC\\Updater\\UpdateCommand' => __DIR__ . '/../..' . '/lib/UpdateCommand.php',
         'NC\\Updater\\UpdateException' => __DIR__ . '/../..' . '/lib/UpdateException.php',
         'NC\\Updater\\Updater' => __DIR__ . '/../..' . '/lib/Updater.php',
+        'NC\\Updater\\Version' => __DIR__ . '/../..' . '/lib/Version.php',
         'Psr\\Log\\AbstractLogger' => __DIR__ . '/..' . '/psr/log/Psr/Log/AbstractLogger.php',
         'Psr\\Log\\InvalidArgumentException' => __DIR__ . '/..' . '/psr/log/Psr/Log/InvalidArgumentException.php',
         'Psr\\Log\\LogLevel' => __DIR__ . '/..' . '/psr/log/Psr/Log/LogLevel.php',