diff --git a/src/SPC/command/DownloadCommand.php b/src/SPC/command/DownloadCommand.php
index 57e83cd0..d5054aa9 100644
--- a/src/SPC/command/DownloadCommand.php
+++ b/src/SPC/command/DownloadCommand.php
@@ -12,6 +12,7 @@ use SPC\exception\RuntimeException;
 use SPC\exception\WrongUsageException;
 use SPC\store\Config;
 use SPC\store\Downloader;
+use SPC\store\LockFile;
 use SPC\util\DependencyUtil;
 use Symfony\Component\Console\Attribute\AsCommand;
 use Symfony\Component\Console\Input\InputArgument;
@@ -301,7 +302,7 @@ class DownloadCommand extends BaseCommand
                 throw new WrongUsageException('Windows currently does not support --from-zip !');
             }
 
-            if (!file_exists(DOWNLOAD_PATH . '/.lock.json')) {
+            if (!file_exists(LockFile::LOCK_FILE)) {
                 throw new RuntimeException('.lock.json not exist in "downloads/"');
             }
         } catch (RuntimeException $e) {
diff --git a/src/SPC/store/LockFile.php b/src/SPC/store/LockFile.php
index 45e3a94c..044b2472 100644
--- a/src/SPC/store/LockFile.php
+++ b/src/SPC/store/LockFile.php
@@ -10,7 +10,7 @@ use SPC\exception\WrongUsageException;
 
 class LockFile
 {
-    private const string LOCK_FILE = DOWNLOAD_PATH . '/.lock.json';
+    public const string LOCK_FILE = DOWNLOAD_PATH . '/.lock.json';
 
     private static ?array $lock_file_content = null;
 
diff --git a/src/SPC/store/pkg/GoModFrankenphp.php b/src/SPC/store/pkg/GoModFrankenphp.php
index 59507b6c..31195cd9 100644
--- a/src/SPC/store/pkg/GoModFrankenphp.php
+++ b/src/SPC/store/pkg/GoModFrankenphp.php
@@ -6,6 +6,7 @@ namespace SPC\store\pkg;
 
 use SPC\store\Downloader;
 use SPC\store\FileSystem;
+use SPC\store\LockFile;
 
 class GoModFrankenphp extends CustomPackage
 {
@@ -42,7 +43,7 @@ class GoModFrankenphp extends CustomPackage
     public function extract(string $name): void
     {
         $pkgroot = PKG_ROOT_PATH;
-        $lock = json_decode(FileSystem::readFile(DOWNLOAD_PATH . '/.lock.json'), true);
+        $lock = json_decode(FileSystem::readFile(LockFile::LOCK_FILE), true);
         $source_type = $lock[$name]['source_type'];
         $filename = DOWNLOAD_PATH . '/' . ($lock[$name]['filename'] ?? $lock[$name]['dirname']);
         $extract = $lock[$name]['move_path'] === null ? "{$pkgroot}/{$name}" : $lock[$name]['move_path'];
diff --git a/tests/SPC/builder/BuilderTest.php b/tests/SPC/builder/BuilderTest.php
index 2bdf1109..b80f4a0d 100644
--- a/tests/SPC/builder/BuilderTest.php
+++ b/tests/SPC/builder/BuilderTest.php
@@ -13,6 +13,7 @@ use SPC\builder\LibraryBase;
 use SPC\exception\RuntimeException;
 use SPC\exception\WrongUsageException;
 use SPC\store\FileSystem;
+use SPC\store\LockFile;
 use SPC\util\CustomExt;
 use SPC\util\DependencyUtil;
 use Symfony\Component\Console\Input\ArgvInput;
@@ -117,7 +118,7 @@ class BuilderTest extends TestCase
 
     public function testGetPHPVersionFromArchive()
     {
-        $lock = file_exists(DOWNLOAD_PATH . '/.lock.json') ? file_get_contents(DOWNLOAD_PATH . '/.lock.json') : false;
+        $lock = file_exists(LockFile::LOCK_FILE) ? file_get_contents(LockFile::LOCK_FILE) : false;
         if ($lock === false) {
             $this->assertFalse($this->builder->getPHPVersionFromArchive());
         } else {
diff --git a/tests/SPC/store/DownloaderTest.php b/tests/SPC/store/DownloaderTest.php
index 43de396a..91865bfb 100644
--- a/tests/SPC/store/DownloaderTest.php
+++ b/tests/SPC/store/DownloaderTest.php
@@ -59,8 +59,8 @@ class DownloaderTest extends TestCase
     public function testLockSource()
     {
         LockFile::lockSource('fake-file', ['source_type' => SPC_SOURCE_ARCHIVE, 'filename' => 'fake-file-name', 'move_path' => 'fake-path', 'lock_as' => 'fake-lock-as']);
-        $this->assertFileExists(DOWNLOAD_PATH . '/.lock.json');
-        $json = json_decode(file_get_contents(DOWNLOAD_PATH . '/.lock.json'), true);
+        $this->assertFileExists(LockFile::LOCK_FILE);
+        $json = json_decode(file_get_contents(LockFile::LOCK_FILE), true);
         $this->assertIsArray($json);
         $this->assertArrayHasKey('fake-file', $json);
         $this->assertArrayHasKey('source_type', $json['fake-file']);