diff --git a/caffe2fluid/doc/EuclideanLoss.md b/caffe2fluid/doc/EuclideanLoss.md
index 1504ee36ee0eb07224a6dda417f8b01c2b2616ae..0b15be809b0cba5b6c97bcc60db4e713111e12a2 100644
--- a/caffe2fluid/doc/EuclideanLoss.md
+++ b/caffe2fluid/doc/EuclideanLoss.md
@@ -13,7 +13,7 @@ layer {
 ```
 
 
-### [paddle.fluid.layers.square_error_cost](http://paddlepaddle.org/documentation/docs/zh/1.3/api_cn/layers_cn.html#permalink-167-square_error_cost)
+### [paddle.fluid.layers.square_error_cost](http://paddlepaddle.org/documentation/docs/zh/1.4/api_cn/layers_cn.html#permalink-173-square_error_cost)
 ```python
 paddle.fluid.layers.square_error_cost(
     input,