diff --git a/doc/fluid/api_cn/index_cn.rst b/doc/fluid/api_cn/index_cn.rst
index 625866f9cafd3256c9a5c2e5abc3614b74d6d36e..0df6714de90d014e26f8bcf37045386f718dc967 100644
--- a/doc/fluid/api_cn/index_cn.rst
+++ b/doc/fluid/api_cn/index_cn.rst
@@ -7,7 +7,6 @@ API Reference
 
     ../api_guides/index_cn.rst
     fluid_cn.rst
-    api_tree_cn.rst
     average_cn.rst
     backward_cn.rst
     clip_cn.rst