diff --git a/src/SPC/ConsoleApplication.php b/src/SPC/ConsoleApplication.php
index bbbed9b0..1b1d3e19 100644
--- a/src/SPC/ConsoleApplication.php
+++ b/src/SPC/ConsoleApplication.php
@@ -34,7 +34,7 @@ use Symfony\Component\Console\Application;
  */
 final class ConsoleApplication extends Application
 {
-    public const string VERSION = '2.7.8';
+    public const string VERSION = '2.7.9';
 
     public function __construct()
     {
diff --git a/src/SPC/builder/extension/maxminddb.php b/src/SPC/builder/extension/maxminddb.php
index 7d7ee096..a8422416 100644
--- a/src/SPC/builder/extension/maxminddb.php
+++ b/src/SPC/builder/extension/maxminddb.php
@@ -5,6 +5,7 @@ declare(strict_types=1);
 namespace SPC\builder\extension;
 
 use SPC\builder\Extension;
+use SPC\store\FileSystem;
 use SPC\util\CustomExt;
 
 #[CustomExt('maxminddb')]
@@ -12,15 +13,13 @@ class maxminddb extends Extension
 {
     public function patchBeforeBuildconf(): bool
     {
-        if (!is_link(SOURCE_PATH . '/php-src/ext/maxminddb')) {
+        if (!is_dir(SOURCE_PATH . '/php-src/ext/maxminddb')) {
             $original = $this->source_dir;
-            if (PHP_OS_FAMILY === 'Windows') {
-                f_passthru('cd ' . SOURCE_PATH . '/php-src/ext && mklink /D maxminddb ' . $original . '\ext');
-            } else {
-                f_passthru('cd ' . SOURCE_PATH . '/php-src/ext && ln -s ' . $original . '/ext maxminddb');
-            }
+            FileSystem::copyDir($original . '/ext', SOURCE_PATH . '/php-src/ext/maxminddb');
+            $this->source_dir = SOURCE_PATH . '/php-src/ext/maxminddb';
             return true;
         }
+        $this->source_dir = SOURCE_PATH . '/php-src/ext/maxminddb';
         return false;
     }
 }
diff --git a/src/SPC/store/FileSystem.php b/src/SPC/store/FileSystem.php
index 86daefc4..3b88a2bc 100644
--- a/src/SPC/store/FileSystem.php
+++ b/src/SPC/store/FileSystem.php
@@ -660,11 +660,19 @@ class FileSystem
         $source = self::convertPath($source);
         $dest = self::convertPath($dest);
 
-        // Try rename first (fast, atomic)
-        if (@rename($source, $dest)) {
-            return;
+        // Check if source and dest are on the same device to avoid cross-device rename errors
+        $source_stat = @stat($source);
+        $dest_parent = dirname($dest);
+        $dest_stat = @stat($dest_parent);
+
+        // Only use rename if on same device
+        if ($source_stat !== false && $dest_stat !== false && $source_stat['dev'] === $dest_stat['dev']) {
+            if (@rename($source, $dest)) {
+                return;
+            }
         }
 
+        // Fall back to copy + delete for cross-device moves or if rename failed
         if (is_dir($source)) {
             self::copyDir($source, $dest);
             self::removeDir($source);