diff --git a/doc/fluid/dev/index_cn.rst b/doc/fluid/dev/index_cn.rst
index b123b756e2251c38f319e1aefa2cb04fd7a36b03..ad798003f560e7fb0e6db6083fdd152fd3417584 100644
--- a/doc/fluid/dev/index_cn.rst
+++ b/doc/fluid/dev/index_cn.rst
@@ -4,6 +4,7 @@
 .. toctree::
   :maxdepth: 1
 
+  api_doc_std_cn.md
   new_op_cn.md
   new_op_kernel.md
   use_eigen_cn.md