diff --git a/src/scene/render/FileSaver.php b/src/scene/render/FileSaver.php
index 4709d15..2557710 100644
--- a/src/scene/render/FileSaver.php
+++ b/src/scene/render/FileSaver.php
@@ -6,7 +6,7 @@ use Blobt\Luxcore\scene\BaseCfg;
 class FileSaver extends BaseCfg
 {
     const TYPE_PATHCPU = 'PATHCPU';
-    const TYPE_PATHGPU = 'PATHGPU';
+    const TYPE_PATHGPU = 'PATHOCL';
 
     /**
      * @var string 渲染结果以 二进制或文本 方式保存(固定以文本方式保存)