diff --git a/.dumirc.ts b/.dumirc.ts
index 2d8b55a..739a35e 100644
--- a/.dumirc.ts
+++ b/.dumirc.ts
@@ -3,10 +3,9 @@ import { defineConfig } from 'dumi';
 
 const name = 'cssinjs';
 
-const isDeployGitHubPage = [
-  process.env.GH_PAGE,
-  process.env.GITHUB_ACTIONS,
-].includes('true');
+const isProdSite =
+  // 不是预览模式 同时是生产环境
+  process.env.PREVIEW !== 'true' && process.env.NODE_ENV === 'production';
 
 export default defineConfig({
   favicons: ['https://avatars0.githubusercontent.com/u/9441414?s=200&v=4'],
@@ -16,6 +15,6 @@ export default defineConfig({
   },
   outputPath: '.doc',
   exportStatic: {},
-  base: isDeployGitHubPage ? `/${name}/` : '/',
-  publicPath: isDeployGitHubPage ? `/${name}/` : '/',
+  base: isProdSite ? `/${name}/` : '/',
+  publicPath: isProdSite ? `/${name}/` : '/',
 });
diff --git a/.github/workflows/preview.yml b/.github/workflows/preview.yml
index d02059a..c977add 100644
--- a/.github/workflows/preview.yml
+++ b/.github/workflows/preview.yml
@@ -15,6 +15,6 @@ jobs:
           dist: .doc
           build: |
             npm install
-            npm run docs:build
+            npm run docs:preview
       - name: Get the preview_url
         run: echo "url => ${{ steps.preview_step.outputs.preview_url }}"
diff --git a/package.json b/package.json
index bd725bb..1343490 100644
--- a/package.json
+++ b/package.json
@@ -27,8 +27,9 @@
     "start": "dumi dev",
     "docs:build": "dumi build",
     "docs:deploy": "gh-pages -d .doc",
+    "docs:preview": "PREVIEW=true npm run docs:build",
     "compile": "father build",
-    "gh-pages": "GH_PAGE=true npm run docs:build",
+    "gh-pages": "npm run docs:build",
     "prepublishOnly": "npm run compile && np --yolo --no-publish",
     "postpublish": "npm run gh-pages",
     "lint": "eslint src/ --ext .ts,.tsx,.jsx,.js,.md",