diff --git a/index.json b/index.json
index 79fe4fef5268de9d2e48d70a6805a11159636c02..e0cd345977a9ba880e9ad8d57f0eaac3519dd189 100644
--- a/index.json
+++ b/index.json
@@ -4,7 +4,7 @@
             "id": "103",
             "title": "2023中国开发者调查报告",
             "path": "new-programmer/2023ddc",
-            "ref": "master",
+            "ref": "papes",
             "detail": "detail.json",
             "chapters": "chapters.json",
             "index_image": "https://img-home.csdnimg.cn/images/20230725081624.png",