diff --git a/doc/DOCKER_IMAGES.md b/doc/DOCKER_IMAGES.md
index f700d2cca5836f9211fea3bc75b674a99a769ae6..a3b8a7228d1e41e1f391d3c74c3d5cefe9f383ec 100644
--- a/doc/DOCKER_IMAGES.md
+++ b/doc/DOCKER_IMAGES.md
@@ -8,7 +8,7 @@ This document maintains a list of docker images provided by Paddle Serving.
 
 You can get images in two ways:
 
-1. Pull image directly from `hub.baidubce.com ` or `hub.docker.com` through TAG:
+1. Pull image directly from `hub.baidubce.com ` or `docker.io` through TAG:
 
    ```shell
    docker pull hub.baidubce.com/paddlepaddle/serving:<TAG> # hub.baidubce.com
diff --git a/doc/DOCKER_IMAGES_CN.md b/doc/DOCKER_IMAGES_CN.md
index 30a4e9c496bb963e768f803f08308b849dfd6ce2..113a90a85df1895bc1c27aa070bffa0ac90da8b9 100644
--- a/doc/DOCKER_IMAGES_CN.md
+++ b/doc/DOCKER_IMAGES_CN.md
@@ -8,7 +8,7 @@
 
 您可以通过两种方式获取镜像。
 
-1. 通过 TAG 直接从 `hub.baidubce.com ` 或 `hub.docker.com` 拉取镜像：
+1. 通过 TAG 直接从 `hub.baidubce.com ` 或 `docker.io` 拉取镜像：
 
    ```shell
    docker pull hub.baidubce.com/paddlepaddle/serving:<TAG> # hub.baidubce.com