diff --git a/CHANGELOG.md b/CHANGELOG.md
index e258576a..ac58c48e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,8 @@
 # Change Log
+## 1.13.0 - 2019-05-XX
+### Added
+* Support relative path schema for the reference of external custom module. The schema is like ${MODULEDIR\<RelativePathToModuleFolder\>}
+
 ## 1.12.0 - 2019-04-26
 ### Added
 * Integrate the new setup option from [iotedgehubdev v0.8.0](https://github.com/Azure/iotedgehubdev/releases/tag/v0.8.0) to setup Azure IoT Hub connection string. So now module twin will be updated automatically when running deployment in simulator.
diff --git a/README.md b/README.md
index 67dfbf33..917f2781 100644
--- a/README.md
+++ b/README.md
@@ -15,12 +15,9 @@
 
 ![Added](images/multipleplatform.gif)
 
-## What's New (v1.12.0)
+## What's New (v1.13.0)
 ### Added
-* Integrate the new setup option from [iotedgehubdev v0.8.0](https://github.com/Azure/iotedgehubdev/releases/tag/v0.8.0) to setup Azure IoT Hub connection string. So now module twin will be updated automatically when running deployment in simulator.
-
-### Changed
-* Only one sample gallery page will be opened in VS Code [#414](https://github.com/Microsoft/vscode-azure-iot-edge/issues/414)
+* Support relative path schema for the reference of external custom module. The schema is like ${MODULEDIR\<RelativePathToModuleFolder\>}
 
 ## Known Issues
 * [C module remote debug error](https://github.com/Microsoft/vscode-azure-iot-edge/issues/283)
diff --git a/package.json b/package.json
index 5ed5f7fc..ad49fda7 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
   "name": "azure-iot-edge",
   "displayName": "Azure IoT Edge",
   "description": "Develop, deploy, debug, and manage your IoT Edge solution",
-  "version": "1.12.0",
+  "version": "1.13.0-rc",
   "publisher": "vsciot-vscode",
   "aiKey": "95b20d64-f54f-4de3-8ad5-165a75a6c6fe",
   "icon": "logo.png",