diff --git a/doc/fluid/api_cn/dygraph_cn/to_variable_cn.rst b/doc/fluid/api_cn/dygraph_cn/to_variable_cn.rst
index d7a4a6b8d0b7b019a3288007de4af4842da9e6e0..a8bf215fe6605a25390e01ee752720b1334a2533 100644
--- a/doc/fluid/api_cn/dygraph_cn/to_variable_cn.rst
+++ b/doc/fluid/api_cn/dygraph_cn/to_variable_cn.rst
@@ -3,7 +3,7 @@
 to_variable
 -------------------------------
 
-.. py:function:: paddle.fluid.dygraph_to_variable(value, block=None, name=None, zero_copy=None)
+.. py:function:: paddle.fluid.dygraph.to_variable(value, block=None, name=None, zero_copy=None)
 
 该函数实现从numpy\.ndarray对象或者Variable对象创建一个 ``Variable`` 类型的对象。