diff --git a/yarn.lock b/yarn.lock
index 7486e3ca..0986643b 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1037,6 +1037,13 @@
   dependencies:
     lodash.debounce "^4.0.8"
 
+"@vuepress/plugin-active-header-links@1.5.2":
+  version "1.5.2"
+  resolved "https://registry.yarnpkg.com/@vuepress/plugin-active-header-links/-/plugin-active-header-links-1.5.2.tgz#5408d2ac5aa31d9b1ff581464f7ae0e462c1aa37"
+  integrity sha512-bZP/0jpouVSvMypixx2/I7kxWFUV4HfwLNx7UxbtuDrykQzXnA2cz6yTra8Y1ZoXACbRp6TIqGlWpCUafBzyww==
+  dependencies:
+    lodash.debounce "^4.0.8"
+
 "@vuepress/plugin-google-analytics@~1.0.0-alpha.0":
   version "1.0.4"
   resolved "https://registry.yarnpkg.com/@vuepress/plugin-google-analytics/-/plugin-google-analytics-1.0.4.tgz#1e50232c94149f99fb4cd1381dad49e8eab2f2d6"
@@ -1056,6 +1063,13 @@
   dependencies:
     nprogress "^0.2.0"
 
+"@vuepress/plugin-nprogress@1.5.2":
+  version "1.5.2"
+  resolved "https://registry.yarnpkg.com/@vuepress/plugin-nprogress/-/plugin-nprogress-1.5.2.tgz#3be249ee070380d0aca2bd2fb62eab6b4e284d1b"
+  integrity sha512-PtiV5u9hHZJNPmyKs7s++f4GCJTuvPP25aIASi06vKACr/+Ier5XC7PvOwUvS1LbG6HAGRbQpokmeP1aVbrI6w==
+  dependencies:
+    nprogress "^0.2.0"
+
 "@vuepress/plugin-register-components@1.5.0":
   version "1.5.0"
   resolved "https://registry.yarnpkg.com/@vuepress/plugin-register-components/-/plugin-register-components-1.5.0.tgz#0d83956d576e80db7d45e1404e9da9db075245f1"
@@ -1068,6 +1082,11 @@
   resolved "https://registry.yarnpkg.com/@vuepress/plugin-search/-/plugin-search-1.5.0.tgz#d47a29402945649b69aa6a9db15315075c1651ea"
   integrity sha512-zZ7awYWzube+FwYQP2GcrCeoGUxcOWQm6cOaxQ9BiEn+M8sj4/fn18sKjGkzREQ+BVJguxHw0y29gUlvHALPhQ==
 
+"@vuepress/plugin-search@1.5.2":
+  version "1.5.2"
+  resolved "https://registry.yarnpkg.com/@vuepress/plugin-search/-/plugin-search-1.5.2.tgz#b8d77b4300b2e84f3c9c0d94f0a98638245196c2"
+  integrity sha512-/n0W7lQhBCj7vrIhU6VL8ZlUnWBru83W4w0gGNxzXDzZ1AMRJRnQDamBjKAWNd+WMYz8LA2LbJy1rCCds1Mu2Q==
+
 "@vuepress/shared-utils@1.5.0":
   version "1.5.0"
   resolved "https://registry.yarnpkg.com/@vuepress/shared-utils/-/shared-utils-1.5.0.tgz#b8e1f6058199e03447630394f2ab66c6749ad0e3"
@@ -1098,6 +1117,21 @@
     vuepress-plugin-container "^2.0.2"
     vuepress-plugin-smooth-scroll "^0.0.3"
 
+"@vuepress/theme-default@^1.2.0":
+  version "1.5.2"
+  resolved "https://registry.yarnpkg.com/@vuepress/theme-default/-/theme-default-1.5.2.tgz#4384efdad9aeb0030432fad4300e615d540708b8"
+  integrity sha512-sO44ExAoO+pNO5qJJvlFin1vaBjxYkTO5oiBu53sYoInAoN3liG1uraMpyaGmhdmzCSlGQpqH+ojtnISTmfAcg==
+  dependencies:
+    "@vuepress/plugin-active-header-links" "1.5.2"
+    "@vuepress/plugin-nprogress" "1.5.2"
+    "@vuepress/plugin-search" "1.5.2"
+    docsearch.js "^2.5.2"
+    lodash "^4.17.15"
+    stylus "^0.54.5"
+    stylus-loader "^3.0.2"
+    vuepress-plugin-container "^2.0.2"
+    vuepress-plugin-smooth-scroll "^0.0.3"
+
 "@webassemblyjs/ast@1.9.0":
   version "1.9.0"
   resolved "https://registry.yarnpkg.com/@webassemblyjs/ast/-/ast-1.9.0.tgz#bd850604b4042459a5a41cd7d338cbed695ed964"
@@ -2806,9 +2840,9 @@ electron-to-chromium@^1.3.413:
   integrity sha512-Oo+0+CN9d2z6FToQW6Hwvi9ez09Y/usKwr0tsDsyg43a871zVJCi1nR0v03djLbRNcaCKjtrnVf2XJhTxEpPCg==
 
 elliptic@^6.0.0, elliptic@^6.5.2:
-  version "6.5.2"
-  resolved "https://registry.yarnpkg.com/elliptic/-/elliptic-6.5.2.tgz#05c5678d7173c049d8ca433552224a495d0e3762"
-  integrity sha512-f4x70okzZbIQl/NSRLkI/+tteV/9WqL98zx+SQ69KbXxmVrmjwsNUPn/gYJJ0sHvEak24cZgHIPegRePAtA/xw==
+  version "6.5.3"
+  resolved "https://registry.yarnpkg.com/elliptic/-/elliptic-6.5.3.tgz#cb59eb2efdaf73a0bd78ccd7015a62ad6e0f93d6"
+  integrity sha512-IMqzv5wNQf+E6aHeIqATs0tOLeOTwj1QKbRcS3jBbYkl5oLAserA8yJTT7/VyHUYG91PRmPyeQDObKLPpeS4dw==
   dependencies:
     bn.js "^4.4.0"
     brorand "^1.0.1"