diff --git a/packages/engine/package.json b/packages/engine/package.json
index 4ecf03e..57fbdba 100644
--- a/packages/engine/package.json
+++ b/packages/engine/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@serverless-devs/engine",
-  "version": "0.1.4-beta.13",
+  "version": "0.1.4-beta.14",
   "description": "a engine lib for serverless-devs",
   "main": "lib/index.js",
   "scripts": {
diff --git a/packages/parse-spec/package.json b/packages/parse-spec/package.json
index 3d1b74f..7c15ac2 100644
--- a/packages/parse-spec/package.json
+++ b/packages/parse-spec/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@serverless-devs/parse-spec",
-  "version": "0.0.28-beta.10",
+  "version": "0.0.28-beta.11",
   "description": "a parse yaml spec lib for serverless-devs",
   "main": "lib/index.js",
   "scripts": {
diff --git a/packages/parse-spec/src/utils/index.ts b/packages/parse-spec/src/utils/index.ts
index fd6fd38..a241096 100644
--- a/packages/parse-spec/src/utils/index.ts
+++ b/packages/parse-spec/src/utils/index.ts
@@ -51,6 +51,7 @@ const extend2 = require('extend2');
 interface IOptions {
   argv?: string[];
   logger?: any;
+  isPreview?: boolean;
 }
 
 export class ParseSpecForContent {
@@ -61,6 +62,7 @@ export class ParseSpecForContent {
     this.options.logger = this.options.logger || console;
     this.yaml.path = '';
     this.yaml.content = jsYaml.load(yamlContent) || {};
+    this.options.isPreview = this.options.isPreview || false;
   }
   private async doYamlinit() {
     await this.doExtend();
@@ -208,6 +210,7 @@ export class ParseSpecForContent {
       projectName: this.record.projectName,
       access: this.record.access,
       environment: this.yaml.environment,
+      isPreview: this.options.isPreview,
     };
   }
   async start(): Promise<ISpec> {