diff --git a/.vsts.ci.yml b/.vsts.ci.yml
index bb4c6f2e01..49b5981e26 100644
--- a/.vsts.ci.yml
+++ b/.vsts.ci.yml
@@ -9,10 +9,10 @@ pr:
 resources:
   containers:
   - container: dotnetcore_arm
-    image: huangtingluo/azure-pipelines-agent-eng:arm
+    image: azpagentinfra/arm:latest
 
   - container: dotnetcore_centos6
-    image: huangtingluo/azure-pipelines-agent-eng:centos6
+    image: azpagentinfra/centos6:latest
 
 jobs:
 
diff --git a/images/readme.md b/images/readme.md
new file mode 100644
index 0000000000..339ebf8a36
--- /dev/null
+++ b/images/readme.md
@@ -0,0 +1,21 @@
+# Docker Images For Building Agent
+
+## Docker Hub
+
+In order to publish these images, you need to be a member of the organization `azpagentinfra`
+
+## How to Build
+
+```
+% cd images
+% docker build -t azpagentinfra/arm:latest arm
+% docker build -t azpagentinfra/centos6:latest centos6
+```
+
+## How to Publish
+
+```
+% cd images
+% docker push azpagentinfra/arm:latest
+% docker push azpagentinfra/centos6:latest
+```