diff --git a/lerna.json b/lerna.json
index 98f0cdd228..43946e2474 100644
--- a/lerna.json
+++ b/lerna.json
@@ -2,5 +2,5 @@
   "lerna": "2.5.1",
   "npmClient": "yarn",
   "useWorkspaces": true,
-  "version": "1.0.0-alpha.29"
+  "version": "1.0.0-alpha.30"
 }
diff --git a/packages/@vuepress/core/package.json b/packages/@vuepress/core/package.json
index fe3a27cb91..fe3628600d 100644
--- a/packages/@vuepress/core/package.json
+++ b/packages/@vuepress/core/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@vuepress/core",
-  "version": "1.0.0-alpha.29",
+  "version": "1.0.0-alpha.30",
   "description": "Minimalistic doc generator with Vue component based layout system",
   "main": "lib/index.js",
   "repository": {
@@ -30,11 +30,11 @@
   "dependencies": {
     "@babel/core": "^7.0.0",
     "@vue/babel-preset-app": "^3.1.1",
-    "@vuepress/markdown": "^1.0.0-alpha.29",
-    "@vuepress/markdown-loader": "^1.0.0-alpha.29",
-    "@vuepress/plugin-last-updated": "^1.0.0-alpha.29",
-    "@vuepress/plugin-register-components": "^1.0.0-alpha.29",
-    "@vuepress/shared-utils": "^1.0.0-alpha.29",
+    "@vuepress/markdown": "^1.0.0-alpha.30",
+    "@vuepress/markdown-loader": "^1.0.0-alpha.30",
+    "@vuepress/plugin-last-updated": "^1.0.0-alpha.30",
+    "@vuepress/plugin-register-components": "^1.0.0-alpha.30",
+    "@vuepress/shared-utils": "^1.0.0-alpha.30",
     "autoprefixer": "^8.2.0",
     "babel-loader": "^8.0.4",
     "cac": "^6.3.9",
diff --git a/packages/@vuepress/markdown-loader/package.json b/packages/@vuepress/markdown-loader/package.json
index d12f50437e..55bb039246 100644
--- a/packages/@vuepress/markdown-loader/package.json
+++ b/packages/@vuepress/markdown-loader/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@vuepress/markdown-loader",
-  "version": "1.0.0-alpha.29",
+  "version": "1.0.0-alpha.30",
   "description": "markdown-loader for vuepress",
   "main": "index.js",
   "publishConfig": {
@@ -17,7 +17,7 @@
     "generator"
   ],
   "dependencies": {
-    "@vuepress/markdown": "^1.0.0-alpha.29",
+    "@vuepress/markdown": "^1.0.0-alpha.30",
     "loader-utils": "^1.1.0"
   },
   "author": "Evan You",
diff --git a/packages/@vuepress/markdown/package.json b/packages/@vuepress/markdown/package.json
index 8751403f44..afd481aff4 100644
--- a/packages/@vuepress/markdown/package.json
+++ b/packages/@vuepress/markdown/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@vuepress/markdown",
-  "version": "1.0.0-alpha.29",
+  "version": "1.0.0-alpha.30",
   "description": "markdown for vuepress",
   "main": "index.js",
   "publishConfig": {
@@ -18,7 +18,7 @@
     "markdown"
   ],
   "dependencies": {
-    "@vuepress/shared-utils": "^1.0.0-alpha.29",
+    "@vuepress/shared-utils": "^1.0.0-alpha.30",
     "markdown-it": "^8.4.1",
     "markdown-it-anchor": "^5.0.2",
     "markdown-it-chain": "^1.3.0",
diff --git a/packages/@vuepress/plugin-active-header-links/package.json b/packages/@vuepress/plugin-active-header-links/package.json
index de748eec35..92a3a76694 100644
--- a/packages/@vuepress/plugin-active-header-links/package.json
+++ b/packages/@vuepress/plugin-active-header-links/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@vuepress/plugin-active-header-links",
-  "version": "1.0.0-alpha.29",
+  "version": "1.0.0-alpha.30",
   "description": "active-header-links plugin for vuepress",
   "main": "index.js",
   "publishConfig": {
diff --git a/packages/@vuepress/plugin-back-to-top/package.json b/packages/@vuepress/plugin-back-to-top/package.json
index d85983573d..62158ee485 100644
--- a/packages/@vuepress/plugin-back-to-top/package.json
+++ b/packages/@vuepress/plugin-back-to-top/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@vuepress/plugin-back-to-top",
-  "version": "1.0.0-alpha.29",
+  "version": "1.0.0-alpha.30",
   "description": "back-to-top plugin for vuepress",
   "main": "index.js",
   "publishConfig": {
diff --git a/packages/@vuepress/plugin-blog/package.json b/packages/@vuepress/plugin-blog/package.json
index 4249d04d7e..c6ee5e86a2 100644
--- a/packages/@vuepress/plugin-blog/package.json
+++ b/packages/@vuepress/plugin-blog/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@vuepress/plugin-blog",
-  "version": "1.0.0-alpha.29",
+  "version": "1.0.0-alpha.30",
   "description": "blog plugin for vuepress",
   "main": "index.js",
   "publishConfig": {
diff --git a/packages/@vuepress/plugin-google-analytics/package.json b/packages/@vuepress/plugin-google-analytics/package.json
index 03aac4ca5b..8dbfcdad9f 100644
--- a/packages/@vuepress/plugin-google-analytics/package.json
+++ b/packages/@vuepress/plugin-google-analytics/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@vuepress/plugin-google-analytics",
-  "version": "1.0.0-alpha.29",
+  "version": "1.0.0-alpha.30",
   "description": "google-analytics plugin for vuepress",
   "main": "index.js",
   "publishConfig": {
diff --git a/packages/@vuepress/plugin-i18n-ui/package.json b/packages/@vuepress/plugin-i18n-ui/package.json
index 5f607f9a92..78a564fb98 100644
--- a/packages/@vuepress/plugin-i18n-ui/package.json
+++ b/packages/@vuepress/plugin-i18n-ui/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@vuepress/plugin-i18n-ui",
-  "version": "1.0.0-alpha.29",
+  "version": "1.0.0-alpha.30",
   "description": "i18n-ui plugin for vuepress",
   "main": "index.js",
   "publishConfig": {
diff --git a/packages/@vuepress/plugin-last-updated/package.json b/packages/@vuepress/plugin-last-updated/package.json
index 1de0c9864f..80938c84f2 100644
--- a/packages/@vuepress/plugin-last-updated/package.json
+++ b/packages/@vuepress/plugin-last-updated/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@vuepress/plugin-last-updated",
-  "version": "1.0.0-alpha.29",
+  "version": "1.0.0-alpha.30",
   "description": "last-updated plugin for vuepress",
   "main": "index.js",
   "publishConfig": {
diff --git a/packages/@vuepress/plugin-medium-zoom/package.json b/packages/@vuepress/plugin-medium-zoom/package.json
index d6f5844390..63c547970b 100644
--- a/packages/@vuepress/plugin-medium-zoom/package.json
+++ b/packages/@vuepress/plugin-medium-zoom/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@vuepress/plugin-medium-zoom",
-  "version": "1.0.0-alpha.29",
+  "version": "1.0.0-alpha.30",
   "description": "medium-zoom plugin for vuepress",
   "main": "index.js",
   "publishConfig": {
diff --git a/packages/@vuepress/plugin-notification/package.json b/packages/@vuepress/plugin-notification/package.json
index ab877e9a35..09d89e97f1 100644
--- a/packages/@vuepress/plugin-notification/package.json
+++ b/packages/@vuepress/plugin-notification/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@vuepress/plugin-notification",
-  "version": "1.0.0-alpha.29",
+  "version": "1.0.0-alpha.30",
   "description": "notification plugin for vuepress",
   "main": "index.js",
   "publishConfig": {
diff --git a/packages/@vuepress/plugin-pagination/package.json b/packages/@vuepress/plugin-pagination/package.json
index b9ec97f711..93963a6841 100644
--- a/packages/@vuepress/plugin-pagination/package.json
+++ b/packages/@vuepress/plugin-pagination/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@vuepress/plugin-pagination",
-  "version": "1.0.0-alpha.29",
+  "version": "1.0.0-alpha.30",
   "description": "pagination plugin for vuepress",
   "main": "index.js",
   "publishConfig": {
diff --git a/packages/@vuepress/plugin-pwa/package.json b/packages/@vuepress/plugin-pwa/package.json
index a4431faf6d..9ed26ef543 100644
--- a/packages/@vuepress/plugin-pwa/package.json
+++ b/packages/@vuepress/plugin-pwa/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@vuepress/plugin-pwa",
-  "version": "1.0.0-alpha.29",
+  "version": "1.0.0-alpha.30",
   "description": "pwa plugin for vuepress",
   "main": "index.js",
   "publishConfig": {
@@ -17,7 +17,7 @@
     "generator"
   ],
   "dependencies": {
-    "@vuepress/shared-utils": "^1.0.0-alpha.29",
+    "@vuepress/shared-utils": "^1.0.0-alpha.30",
     "register-service-worker": "^1.5.2",
     "workbox-build": "^3.1.0"
   },
diff --git a/packages/@vuepress/plugin-register-components/package.json b/packages/@vuepress/plugin-register-components/package.json
index 418033d32f..7d83ab8ccc 100644
--- a/packages/@vuepress/plugin-register-components/package.json
+++ b/packages/@vuepress/plugin-register-components/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@vuepress/plugin-register-components",
-  "version": "1.0.0-alpha.29",
+  "version": "1.0.0-alpha.30",
   "description": "register-global-components plugin for vuepress",
   "main": "index.js",
   "publishConfig": {
@@ -23,6 +23,6 @@
   },
   "homepage": "https://github.com/vuejs/vuepress/packages/@vuepress/plugin-register-components#readme",
   "dependencies": {
-    "@vuepress/shared-utils": "^1.0.0-alpha.29"
+    "@vuepress/shared-utils": "^1.0.0-alpha.30"
   }
 }
diff --git a/packages/@vuepress/plugin-search/package.json b/packages/@vuepress/plugin-search/package.json
index f316d3a137..d3599cd310 100644
--- a/packages/@vuepress/plugin-search/package.json
+++ b/packages/@vuepress/plugin-search/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@vuepress/plugin-search",
-  "version": "1.0.0-alpha.29",
+  "version": "1.0.0-alpha.30",
   "description": "search plugin for vuepress",
   "main": "index.js",
   "publishConfig": {
diff --git a/packages/@vuepress/shared-utils/package.json b/packages/@vuepress/shared-utils/package.json
index 305f1e9605..dca633bf27 100644
--- a/packages/@vuepress/shared-utils/package.json
+++ b/packages/@vuepress/shared-utils/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@vuepress/shared-utils",
-  "version": "1.0.0-alpha.29",
+  "version": "1.0.0-alpha.30",
   "description": "shared-utils for vuepress",
   "main": "lib/index.js",
   "types": "types/index.d.ts",
diff --git a/packages/@vuepress/test-utils/package.json b/packages/@vuepress/test-utils/package.json
index a42d7f446f..1bd9e6a6dc 100644
--- a/packages/@vuepress/test-utils/package.json
+++ b/packages/@vuepress/test-utils/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@vuepress/test-utils",
-  "version": "1.0.0-alpha.29",
+  "version": "1.0.0-alpha.30",
   "description": "test-utils for vuepress",
   "publishConfig": {
     "access": "public"
@@ -20,8 +20,8 @@
     "@babel/preset-env": "^7.0.0",
     "@types/jest": "^23.3.10",
     "@vue/test-utils": "^1.0.0-beta.16",
-    "@vuepress/core": "^1.0.0-alpha.29",
-    "@vuepress/shared-utils": "^1.0.0-alpha.29",
+    "@vuepress/core": "^1.0.0-alpha.30",
+    "@vuepress/shared-utils": "^1.0.0-alpha.30",
     "babel-core": "^7.0.0-0",
     "babel-jest": "^23.4.0",
     "execa": "^0.10.0",
diff --git a/packages/@vuepress/theme-blog/package.json b/packages/@vuepress/theme-blog/package.json
index 7b942fc26e..6347f3f60f 100644
--- a/packages/@vuepress/theme-blog/package.json
+++ b/packages/@vuepress/theme-blog/package.json
@@ -1,7 +1,7 @@
 {
   "private": true,
   "name": "@vuepress/theme-blog",
-  "version": "1.0.0-alpha.29",
+  "version": "1.0.0-alpha.30",
   "description": "theme-blog for vuepress",
   "main": "index.js",
   "publishConfig": {
@@ -18,10 +18,10 @@
     "generator"
   ],
   "dependencies": {
-    "@vuepress/plugin-blog": "^1.0.0-alpha.29",
-    "@vuepress/plugin-medium-zoom": "^1.0.0-alpha.29",
-    "@vuepress/plugin-pagination": "^1.0.0-alpha.29",
-    "@vuepress/plugin-search": "^1.0.0-alpha.29"
+    "@vuepress/plugin-blog": "^1.0.0-alpha.30",
+    "@vuepress/plugin-medium-zoom": "^1.0.0-alpha.30",
+    "@vuepress/plugin-pagination": "^1.0.0-alpha.30",
+    "@vuepress/plugin-search": "^1.0.0-alpha.30"
   },
   "author": "ULIVZ <chl814@foxmail.com>",
   "license": "MIT",
diff --git a/packages/@vuepress/theme-default/package.json b/packages/@vuepress/theme-default/package.json
index 2031b76180..700dacef99 100644
--- a/packages/@vuepress/theme-default/package.json
+++ b/packages/@vuepress/theme-default/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@vuepress/theme-default",
-  "version": "1.0.0-alpha.29",
+  "version": "1.0.0-alpha.30",
   "description": "Default theme for VuePress",
   "main": "index.js",
   "publishConfig": {
@@ -29,8 +29,8 @@
   },
   "homepage": "https://github.com/vuejs/vuepress/packages/@vuepress/theme-default#readme",
   "dependencies": {
-    "@vuepress/plugin-active-header-links": "^1.0.0-alpha.29",
-    "@vuepress/plugin-search": "^1.0.0-alpha.29",
+    "@vuepress/plugin-active-header-links": "^1.0.0-alpha.30",
+    "@vuepress/plugin-search": "^1.0.0-alpha.30",
     "docsearch.js": "^2.5.2",
     "nprogress": "^0.2.0",
     "stylus": "^0.54.5",
diff --git a/packages/@vuepress/theme-vue/package.json b/packages/@vuepress/theme-vue/package.json
index 7719a63283..0a86f6c3aa 100644
--- a/packages/@vuepress/theme-vue/package.json
+++ b/packages/@vuepress/theme-vue/package.json
@@ -1,7 +1,7 @@
 {
   "private": true,
   "name": "@vuepress/theme-vue",
-  "version": "1.0.0-alpha.29",
+  "version": "1.0.0-alpha.30",
   "description": "VuePress theme for official Vue projects",
   "main": "index.js",
   "publishConfig": {
@@ -30,6 +30,6 @@
   },
   "homepage": "https://github.com/vuejs/vuepress/packages/@vuepress/theme-vue#readme",
   "dependencies": {
-    "@vuepress/theme-default": "^1.0.0-alpha.29"
+    "@vuepress/theme-default": "^1.0.0-alpha.30"
   }
 }
diff --git a/packages/blog/package.json b/packages/blog/package.json
index b10620c3fb..530ff844a4 100644
--- a/packages/blog/package.json
+++ b/packages/blog/package.json
@@ -2,13 +2,13 @@
   "private": true,
   "name": "blog",
   "description": "blog of VuePress",
-  "version": "1.0.0-alpha.29",
+  "version": "1.0.0-alpha.30",
   "scripts": {
     "dev": "vuepress dev source --temp .temp",
     "build": "vuepress build source --temp .temp"
   },
   "dependencies": {
-    "@vuepress/theme-blog": "^1.0.0-alpha.29",
-    "vuepress": "^1.0.0-alpha.29"
+    "@vuepress/theme-blog": "^1.0.0-alpha.30",
+    "vuepress": "^1.0.0-alpha.30"
   }
 }
diff --git a/packages/docs/package.json b/packages/docs/package.json
index b48600221c..04991a692a 100644
--- a/packages/docs/package.json
+++ b/packages/docs/package.json
@@ -1,6 +1,6 @@
 {
   "private": true,
-  "version": "1.0.0-alpha.29",
+  "version": "1.0.0-alpha.30",
   "name": "docs",
   "description": "docs of VuePress",
   "scripts": {
@@ -24,14 +24,14 @@
   },
   "homepage": "https://github.com/vuejs/vuepress#readme",
   "devDependencies": {
-    "@vuepress/plugin-back-to-top": "^1.0.0-alpha.29",
-    "@vuepress/plugin-google-analytics": "^1.0.0-alpha.29",
-    "@vuepress/plugin-i18n-ui": "^1.0.0-alpha.29",
-    "@vuepress/plugin-medium-zoom": "^1.0.0-alpha.29",
-    "@vuepress/plugin-notification": "^1.0.0-alpha.29",
-    "@vuepress/plugin-pwa": "^1.0.0-alpha.29",
-    "@vuepress/theme-vue": "^1.0.0-alpha.29",
-    "vuepress": "^1.0.0-alpha.29",
+    "@vuepress/plugin-back-to-top": "^1.0.0-alpha.30",
+    "@vuepress/plugin-google-analytics": "^1.0.0-alpha.30",
+    "@vuepress/plugin-i18n-ui": "^1.0.0-alpha.30",
+    "@vuepress/plugin-medium-zoom": "^1.0.0-alpha.30",
+    "@vuepress/plugin-notification": "^1.0.0-alpha.30",
+    "@vuepress/plugin-pwa": "^1.0.0-alpha.30",
+    "@vuepress/theme-vue": "^1.0.0-alpha.30",
+    "vuepress": "^1.0.0-alpha.30",
     "vuepress-plugin-flowchart": "^1.4.2"
   }
 }
diff --git a/packages/vuepress/package.json b/packages/vuepress/package.json
index 3975a534de..d98d2f72e2 100644
--- a/packages/vuepress/package.json
+++ b/packages/vuepress/package.json
@@ -1,6 +1,6 @@
 {
   "name": "vuepress",
-  "version": "1.0.0-alpha.29",
+  "version": "1.0.0-alpha.30",
   "description": "Minimalistic doc generator with Vue component based layout system",
   "main": "vuepress.js",
   "repository": {
@@ -28,8 +28,8 @@
   },
   "homepage": "https://github.com/vuejs/vuepress#readme",
   "dependencies": {
-    "@vuepress/core": "^1.0.0-alpha.29",
-    "@vuepress/theme-default": "^1.0.0-alpha.29"
+    "@vuepress/core": "^1.0.0-alpha.30",
+    "@vuepress/theme-default": "^1.0.0-alpha.30"
   },
   "engines": {
     "node": ">=8"