diff --git a/docs/installation.md b/docs/installation.md
index 4ae23478..938eaddf 100644
--- a/docs/installation.md
+++ b/docs/installation.md
@@ -23,7 +23,7 @@ For the Worker Node with meeting the [system requirements](#system-requirements)
 ### System Requirements
 * Hardware: 8c16g100g
 * Docker engine:
-    - 1.12.0+
+    - 1.10.0~1.13.0
 * aufs-tools (optional): Only required on ubuntu 14.04.
 
 ### Docker Daemon Setup
@@ -122,8 +122,8 @@ It can be deployed by in 3 steps.
 
 ### System Requirement
 * Hardware: 8c16g100g
-* Docker engine: 1.12.0+
-* docker-compose: 1.7.0+
+* Docker engine: 1.10.0~1.13.0
+* docker-compose: 1.8.0+
 
 ### Clone Code
 
diff --git a/scripts/worker_node_setup/download_images.sh b/scripts/worker_node_setup/download_images.sh
index 78420b96..1ae15249 100644
--- a/scripts/worker_node_setup/download_images.sh
+++ b/scripts/worker_node_setup/download_images.sh
@@ -15,11 +15,10 @@ fi
 ARCH=x86_64
 BASEIMAGE_RELEASE=0.3.1
 BASE_VERSION=1.0.0
-PROJECT_VERSION=1.0.0-preview
+PROJECT_VERSION=1.0.0-rc1
 
-IMG_VERSION=0.9.6
-# Only For testing latest images
-IMG_VERSION=latest
+IMG_VERSION=1.0.0-rc1
+# latest is only For testing latest images
 
 echo_b "Downloading images from DockerHub... need a while"