diff --git a/package.json b/package.json
index e7615c2..430c991 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,7 @@
     "husky": "4.2.3",
     "prettier": "1.19.1",
     "pretty-quick": "^2.0.0",
-    "vuepress": "1.3.1",
+    "vuepress": "1.4.0",
     "vuepress-plugin-sitemap": "2.3.1"
   },
   "resolutions": {
diff --git a/yarn.lock b/yarn.lock
index adfb8c9..6268817 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -933,18 +933,18 @@
     source-map "~0.6.1"
     vue-template-es2015-compiler "^1.9.0"
 
-"@vuepress/core@^1.3.1":
-  version "1.3.1"
-  resolved "https://registry.yarnpkg.com/@vuepress/core/-/core-1.3.1.tgz#36db30d13e917f172f931a78b5e916c923523675"
-  integrity sha512-BBtM3imJUPwCTz0Fzl++ZLgf1afcsas4jo/wbVvroIdI0R6GEbXdivnisVGD48tZ10WcwvY94tlL1jWO8xV6bg==
+"@vuepress/core@^1.4.0":
+  version "1.4.0"
+  resolved "https://registry.yarnpkg.com/@vuepress/core/-/core-1.4.0.tgz#a9b09a2615b1f0bf183541d22e69a126b8220f16"
+  integrity sha512-xWiLG6MEzZdXGvr7/ickSr/plxPESC8c3prMOUDxROkFnyOiKmVvIyn4vAmRkFX3Xw4mfOLxucIOpQg0K6hEjw==
   dependencies:
     "@babel/core" "^7.8.4"
     "@vue/babel-preset-app" "^4.1.2"
-    "@vuepress/markdown" "^1.3.1"
-    "@vuepress/markdown-loader" "^1.3.1"
-    "@vuepress/plugin-last-updated" "^1.3.1"
-    "@vuepress/plugin-register-components" "^1.3.1"
-    "@vuepress/shared-utils" "^1.3.1"
+    "@vuepress/markdown" "^1.4.0"
+    "@vuepress/markdown-loader" "^1.4.0"
+    "@vuepress/plugin-last-updated" "^1.4.0"
+    "@vuepress/plugin-register-components" "^1.4.0"
+    "@vuepress/shared-utils" "^1.4.0"
     autoprefixer "^9.5.1"
     babel-loader "^8.0.4"
     cache-loader "^3.0.0"
@@ -977,21 +977,21 @@
     webpack-merge "^4.1.2"
     webpackbar "3.2.0"
 
-"@vuepress/markdown-loader@^1.3.1":
-  version "1.3.1"
-  resolved "https://registry.yarnpkg.com/@vuepress/markdown-loader/-/markdown-loader-1.3.1.tgz#6ee5db3ef179c42db406e3542e90cc4a3f5baf39"
-  integrity sha512-JxjQgSClW51hE0bCrcAqnG0yrvVURzcZwP2zbWkcCMD7vomHbvkHyPmuf6oa8Jk4S//RQUYINrzC/KrDjVuzIQ==
+"@vuepress/markdown-loader@^1.4.0":
+  version "1.4.0"
+  resolved "https://registry.yarnpkg.com/@vuepress/markdown-loader/-/markdown-loader-1.4.0.tgz#974e9bdb62ad45c1614a6c3ef33eed276d27635a"
+  integrity sha512-oEHB6EzCeIxyQxg1HSGX3snRL25V6XZ3O0Zx/sWd5hl0sneEsRLHRMflPGhKu4c6cfsyTck7aTbt7Z71vVy0FQ==
   dependencies:
-    "@vuepress/markdown" "^1.3.1"
+    "@vuepress/markdown" "^1.4.0"
     loader-utils "^1.1.0"
     lru-cache "^5.1.1"
 
-"@vuepress/markdown@^1.3.1":
-  version "1.3.1"
-  resolved "https://registry.yarnpkg.com/@vuepress/markdown/-/markdown-1.3.1.tgz#9bd41e9b2fa7ed7e3364bc4883ef21f13bdd936d"
-  integrity sha512-UJoGHR9GsFnPk+Jot8tieO4M6WJQ5CkdIWlQfbpC1+Z0ETJjlNIel23BKLNzqfo3NhLq+/i33RnzMVzkBKlVvQ==
+"@vuepress/markdown@^1.4.0":
+  version "1.4.0"
+  resolved "https://registry.yarnpkg.com/@vuepress/markdown/-/markdown-1.4.0.tgz#fe96e0c07ae3ce7562c21ea6f5ea4a5359ba4ea9"
+  integrity sha512-H3uojkiO5/uWKpwBEPdk5fsSj+ZGgNR7xi6oYhUxaUak9nC6mhMZ3KzeNA67QmevG3XHEoYx4d9oeAC1Au1frg==
   dependencies:
-    "@vuepress/shared-utils" "^1.3.1"
+    "@vuepress/shared-utils" "^1.4.0"
     markdown-it "^8.4.1"
     markdown-it-anchor "^5.0.2"
     markdown-it-chain "^1.3.0"
@@ -999,43 +999,43 @@
     markdown-it-table-of-contents "^0.4.0"
     prismjs "^1.13.0"
 
-"@vuepress/plugin-active-header-links@^1.3.1":
-  version "1.3.1"
-  resolved "https://registry.yarnpkg.com/@vuepress/plugin-active-header-links/-/plugin-active-header-links-1.3.1.tgz#b82a69b963edb3cf5361ef5a0a38642285757130"
-  integrity sha512-mrawXXAv2K1GrD1JNoFHxF8xX3KiphVcwvf+58GXpsyAQ5ag5X1BZG3gCA1JdNFUe3SXRh5jF6HTBuM2dc6Ovg==
+"@vuepress/plugin-active-header-links@^1.4.0":
+  version "1.4.0"
+  resolved "https://registry.yarnpkg.com/@vuepress/plugin-active-header-links/-/plugin-active-header-links-1.4.0.tgz#b43fdad67ef42c383a84642f7914e22c56189089"
+  integrity sha512-UWnRcqJZnX1LaPHxESx4XkRVJCleWvdGlSVivRGNLZuV1xrxJzB6LC86SNMur+imoyzeQL/oIgKY1QFx710g8w==
   dependencies:
     lodash.debounce "^4.0.8"
 
-"@vuepress/plugin-last-updated@^1.3.1":
-  version "1.3.1"
-  resolved "https://registry.yarnpkg.com/@vuepress/plugin-last-updated/-/plugin-last-updated-1.3.1.tgz#70f241181a0d485029329a7c9d0f0629d4242b5b"
-  integrity sha512-n1EhhFcaWxQtbC9ICyLg8kmSULjV18wYMbHCyaKRYAvyhlPau95zbSpQfG2Nl3ZgFR6kRodK6AmZUOgho0zh/g==
+"@vuepress/plugin-last-updated@^1.4.0":
+  version "1.4.0"
+  resolved "https://registry.yarnpkg.com/@vuepress/plugin-last-updated/-/plugin-last-updated-1.4.0.tgz#1657eee410ff5a7431b2a8e88d19e7e44bdc3951"
+  integrity sha512-sNxCXDz7AO4yIAZTEGt9TaLpJ2E0dgJGWx79nDFKfvpITn+Q2p7dUzkyVVxXs3TWXffoElGdNj/xIL5AUkg2qg==
   dependencies:
     cross-spawn "^6.0.5"
 
-"@vuepress/plugin-nprogress@^1.3.1":
-  version "1.3.1"
-  resolved "https://registry.yarnpkg.com/@vuepress/plugin-nprogress/-/plugin-nprogress-1.3.1.tgz#4fb519f3a88cdc07439ac3a08595ab7b5ed182a6"
-  integrity sha512-vDBnIhTgGZbADwhaatSLsFnuj+MDDpCWQ79m9o+8RtMZO2HemedcCRNIj/ZLRJSBFjXrDdnXF5lpW4EEIeRaew==
+"@vuepress/plugin-nprogress@^1.4.0":
+  version "1.4.0"
+  resolved "https://registry.yarnpkg.com/@vuepress/plugin-nprogress/-/plugin-nprogress-1.4.0.tgz#90bb16ab8d43321e5911dea489986de25adb56d1"
+  integrity sha512-hJ9phJHONWWZqcWztbVtmmRjZduHQHIOBifUBvAfAGcuOBLVHqRnv3i7XD5UB3MIWPM1/bAoTA2TVs4sb9Wg4Q==
   dependencies:
     nprogress "^0.2.0"
 
-"@vuepress/plugin-register-components@^1.3.1":
-  version "1.3.1"
-  resolved "https://registry.yarnpkg.com/@vuepress/plugin-register-components/-/plugin-register-components-1.3.1.tgz#0f0683b9f69542d3e7a6481e48011d623648b56b"
-  integrity sha512-ae/94omRTPZkJKuVic8Rvzfnu2NtqsyVPYTL6qcnjDgxieR3L7EAYLNEvYpg1jof+QTHoEDCaVU2c63chZcfEQ==
+"@vuepress/plugin-register-components@^1.4.0":
+  version "1.4.0"
+  resolved "https://registry.yarnpkg.com/@vuepress/plugin-register-components/-/plugin-register-components-1.4.0.tgz#0dafefd3baed6cc50b53f9826e84b25d83fed763"
+  integrity sha512-HmSzCTPVrlJJ8PSIXAvh4RkPy9bGmdrQuAXAtjiiq5rzBjL3uIg2VwzTrKDqf7FkCKs4lcRAEuNxB70bH6tddA==
   dependencies:
-    "@vuepress/shared-utils" "^1.3.1"
+    "@vuepress/shared-utils" "^1.4.0"
 
-"@vuepress/plugin-search@^1.3.1":
-  version "1.3.1"
-  resolved "https://registry.yarnpkg.com/@vuepress/plugin-search/-/plugin-search-1.3.1.tgz#eee95c9c79a316a64ab046696a90a2ee1db35c34"
-  integrity sha512-iOIvMWUTPHrGxjDprFoGTcuI8Y8/6e6JjLO4mO6qe6qVqR1yCQ8cJzVYXIizjEHUFYJ04uZ3jF9gBV8npS+3ZQ==
+"@vuepress/plugin-search@^1.4.0":
+  version "1.4.0"
+  resolved "https://registry.yarnpkg.com/@vuepress/plugin-search/-/plugin-search-1.4.0.tgz#26a02e3409e6ea6830f9fc7e6d87fc45ba46c579"
+  integrity sha512-5K02DL9Wqlfy/aNiYXdbXBOGzR9zMNKz/P8lfHDU+ZOjtfNf6ImAdUkHS4pi70YkkTuemdYM8JjG/j5UYn6Rjw==
 
-"@vuepress/shared-utils@^1.3.1":
-  version "1.3.1"
-  resolved "https://registry.yarnpkg.com/@vuepress/shared-utils/-/shared-utils-1.3.1.tgz#930038dfadf28f39147e6cb781e9930259995a7e"
-  integrity sha512-MlIAlnptjDC9+l0SJKW6BpkuwtxfKDzq4Rmag75RdyIqkkNv4EsCXZ8Y3HSuzENWFBwoD31jLC+nCZ3hULcvSg==
+"@vuepress/shared-utils@^1.4.0":
+  version "1.4.0"
+  resolved "https://registry.yarnpkg.com/@vuepress/shared-utils/-/shared-utils-1.4.0.tgz#ab4bfcd5c1e3d0e5e384e0c1d0bb86470430c87e"
+  integrity sha512-6QTv7zMRXAojCuPRIm4aosYfrQO4OREhyxvbFeg/ZMWkVX+xZZQTdE7ZyK/4NAvEgkpjtPTRC1TQYhLJUqC5mQ==
   dependencies:
     chalk "^2.3.2"
     diacritics "^1.3.0"
@@ -1047,14 +1047,14 @@
     semver "^6.0.0"
     upath "^1.1.0"
 
-"@vuepress/theme-default@^1.3.1":
-  version "1.3.1"
-  resolved "https://registry.yarnpkg.com/@vuepress/theme-default/-/theme-default-1.3.1.tgz#ec701a2c9d2de542400c42f627d2009921f1b424"
-  integrity sha512-CihkB6/+5vfgeTI5HRDs4+QgTkIN4/K54OpQCGLW51OinXuz4rjMVQW2uSlSqSeKEr+MERHa+Jc5deIpA0opoA==
+"@vuepress/theme-default@^1.4.0":
+  version "1.4.0"
+  resolved "https://registry.yarnpkg.com/@vuepress/theme-default/-/theme-default-1.4.0.tgz#f0f70effa0ee863a2e25c7682612c8a808f3e156"
+  integrity sha512-4ywWVfXZTBha+yuvWoa1HRg0vMpT2wZF3zuW0PDXkDzxqP4DkLljJk8mPpepyuPYlSThn+gHNC8kmnNBbGp3Tw==
   dependencies:
-    "@vuepress/plugin-active-header-links" "^1.3.1"
-    "@vuepress/plugin-nprogress" "^1.3.1"
-    "@vuepress/plugin-search" "^1.3.1"
+    "@vuepress/plugin-active-header-links" "^1.4.0"
+    "@vuepress/plugin-nprogress" "^1.4.0"
+    "@vuepress/plugin-search" "^1.4.0"
     docsearch.js "^2.5.2"
     lodash "^4.17.15"
     stylus "^0.54.5"
@@ -7675,13 +7675,13 @@ vuepress-plugin-smooth-scroll@^0.0.3:
   dependencies:
     smoothscroll-polyfill "^0.4.3"
 
-vuepress@1.3.1:
-  version "1.3.1"
-  resolved "https://registry.yarnpkg.com/vuepress/-/vuepress-1.3.1.tgz#59355081a2c66ba3c9432ffd6e1d4025f9cf8e24"
-  integrity sha512-i0f0JB0zdmdVH8P8cO4w7PljPQpf8ObiVk/1pOidvMQCMEhFmIpYz+730Wlf0rtB/GG4QUsqQ27Ckp5Rfob+hQ==
+vuepress@1.4.0:
+  version "1.4.0"
+  resolved "https://registry.yarnpkg.com/vuepress/-/vuepress-1.4.0.tgz#308037b15baec6e251b835fe1fff7da507302b6b"
+  integrity sha512-VrBNCCjyrB4EfdIRWTW6uo/xmMzplVsGE/2oGLkgVhWLPCvvSEAcGQhoUKWxRJXk6CdrDCov6jsmu6MA1N3fvw==
   dependencies:
-    "@vuepress/core" "^1.3.1"
-    "@vuepress/theme-default" "^1.3.1"
+    "@vuepress/core" "^1.4.0"
+    "@vuepress/theme-default" "^1.4.0"
     cac "^6.5.6"
     envinfo "^7.2.0"
     opencollective-postinstall "^2.0.2"