diff --git a/package.json b/package.json
index dabc62fbe3..8103d9b85e 100644
--- a/package.json
+++ b/package.json
@@ -92,7 +92,7 @@
     "vue-server-renderer": "^2.5.16",
     "vue-template-compiler": "^2.5.16",
     "vuepress-html-webpack-plugin": "^3.2.0",
-    "webpack": "^4.5.0",
+    "webpack": "^4.8.1",
     "webpack-chain": "^4.6.0",
     "webpack-merge": "^4.1.2",
     "webpack-serve": "^0.3.1",
diff --git a/yarn.lock b/yarn.lock
index 21e9e6e47d..5c6c39b37a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -115,6 +115,117 @@
     source-map "^0.5.6"
     vue-template-es2015-compiler "^1.6.0"
 
+"@webassemblyjs/ast@1.3.1":
+  version "1.3.1"
+  resolved "https://registry.yarnpkg.com/@webassemblyjs/ast/-/ast-1.3.1.tgz#3081b4b3ff0af733aa5ba573af998f33711293f8"
+  dependencies:
+    "@webassemblyjs/helper-wasm-bytecode" "1.3.1"
+    "@webassemblyjs/wast-parser" "1.3.1"
+    webassemblyjs "1.3.1"
+
+"@webassemblyjs/floating-point-hex-parser@1.3.1":
+  version "1.3.1"
+  resolved "https://registry.yarnpkg.com/@webassemblyjs/floating-point-hex-parser/-/floating-point-hex-parser-1.3.1.tgz#82646903ba25c3e5d88dec41ecb4e4d770615bfc"
+
+"@webassemblyjs/helper-buffer@1.3.1":
+  version "1.3.1"
+  resolved "https://registry.yarnpkg.com/@webassemblyjs/helper-buffer/-/helper-buffer-1.3.1.tgz#aa66bb6c274a7e5610d7468f94a2702186713bc6"
+
+"@webassemblyjs/helper-code-frame@1.3.1":
+  version "1.3.1"
+  resolved "https://registry.yarnpkg.com/@webassemblyjs/helper-code-frame/-/helper-code-frame-1.3.1.tgz#b5eba87cf37992e8a62c402545aed87dfd02be83"
+  dependencies:
+    "@webassemblyjs/wast-printer" "1.3.1"
+
+"@webassemblyjs/helper-fsm@1.3.1":
+  version "1.3.1"
+  resolved "https://registry.yarnpkg.com/@webassemblyjs/helper-fsm/-/helper-fsm-1.3.1.tgz#297113d09a9541613eaeb265d7f948c5e03eb0a2"
+
+"@webassemblyjs/helper-wasm-bytecode@1.3.1":
+  version "1.3.1"
+  resolved "https://registry.yarnpkg.com/@webassemblyjs/helper-wasm-bytecode/-/helper-wasm-bytecode-1.3.1.tgz#53b0308988e3a0cad836c83fc0801255906608f8"
+
+"@webassemblyjs/helper-wasm-section@1.3.1":
+  version "1.3.1"
+  resolved "https://registry.yarnpkg.com/@webassemblyjs/helper-wasm-section/-/helper-wasm-section-1.3.1.tgz#3df13898e89a376ffb89439d216d9f0001bf9632"
+  dependencies:
+    "@webassemblyjs/ast" "1.3.1"
+    "@webassemblyjs/helper-buffer" "1.3.1"
+    "@webassemblyjs/helper-wasm-bytecode" "1.3.1"
+    "@webassemblyjs/wasm-gen" "1.3.1"
+
+"@webassemblyjs/leb128@1.3.1":
+  version "1.3.1"
+  resolved "https://registry.yarnpkg.com/@webassemblyjs/leb128/-/leb128-1.3.1.tgz#e0cf1c585c72955637eeeabab1e2ab37c12c2338"
+  dependencies:
+    leb "^0.3.0"
+
+"@webassemblyjs/validation@1.3.1":
+  version "1.3.1"
+  resolved "https://registry.yarnpkg.com/@webassemblyjs/validation/-/validation-1.3.1.tgz#ed0129d7ccca7858a3f46e7e47a6889008547a39"
+  dependencies:
+    "@webassemblyjs/ast" "1.3.1"
+
+"@webassemblyjs/wasm-edit@1.3.1":
+  version "1.3.1"
+  resolved "https://registry.yarnpkg.com/@webassemblyjs/wasm-edit/-/wasm-edit-1.3.1.tgz#a16ca4d9a12144b1b28d4e66ad1ad66ec65e479e"
+  dependencies:
+    "@webassemblyjs/ast" "1.3.1"
+    "@webassemblyjs/helper-buffer" "1.3.1"
+    "@webassemblyjs/helper-wasm-bytecode" "1.3.1"
+    "@webassemblyjs/helper-wasm-section" "1.3.1"
+    "@webassemblyjs/wasm-gen" "1.3.1"
+    "@webassemblyjs/wasm-opt" "1.3.1"
+    "@webassemblyjs/wasm-parser" "1.3.1"
+    "@webassemblyjs/wast-printer" "1.3.1"
+    debug "^3.1.0"
+
+"@webassemblyjs/wasm-gen@1.3.1":
+  version "1.3.1"
+  resolved "https://registry.yarnpkg.com/@webassemblyjs/wasm-gen/-/wasm-gen-1.3.1.tgz#43263fc56a0570e0564e407bbcd4c02e85167398"
+  dependencies:
+    "@webassemblyjs/ast" "1.3.1"
+    "@webassemblyjs/helper-wasm-bytecode" "1.3.1"
+    "@webassemblyjs/leb128" "1.3.1"
+
+"@webassemblyjs/wasm-opt@1.3.1":
+  version "1.3.1"
+  resolved "https://registry.yarnpkg.com/@webassemblyjs/wasm-opt/-/wasm-opt-1.3.1.tgz#172601dcdaaacd6b0b002df1252033198c65eceb"
+  dependencies:
+    "@webassemblyjs/ast" "1.3.1"
+    "@webassemblyjs/helper-buffer" "1.3.1"
+    "@webassemblyjs/wasm-gen" "1.3.1"
+    "@webassemblyjs/wasm-parser" "1.3.1"
+
+"@webassemblyjs/wasm-parser@1.3.1":
+  version "1.3.1"
+  resolved "https://registry.yarnpkg.com/@webassemblyjs/wasm-parser/-/wasm-parser-1.3.1.tgz#76727be6c313a9b775170ed38a126558eed7e8ef"
+  dependencies:
+    "@webassemblyjs/ast" "1.3.1"
+    "@webassemblyjs/helper-wasm-bytecode" "1.3.1"
+    "@webassemblyjs/leb128" "1.3.1"
+    "@webassemblyjs/wasm-parser" "1.3.1"
+    webassemblyjs "1.3.1"
+
+"@webassemblyjs/wast-parser@1.3.1":
+  version "1.3.1"
+  resolved "https://registry.yarnpkg.com/@webassemblyjs/wast-parser/-/wast-parser-1.3.1.tgz#62b6eba09580477868dd394cee3e3f5c64e1f3f8"
+  dependencies:
+    "@webassemblyjs/ast" "1.3.1"
+    "@webassemblyjs/floating-point-hex-parser" "1.3.1"
+    "@webassemblyjs/helper-code-frame" "1.3.1"
+    "@webassemblyjs/helper-fsm" "1.3.1"
+    long "^3.2.0"
+    webassemblyjs "1.3.1"
+
+"@webassemblyjs/wast-printer@1.3.1":
+  version "1.3.1"
+  resolved "https://registry.yarnpkg.com/@webassemblyjs/wast-printer/-/wast-printer-1.3.1.tgz#3e75b889e6f1ba2dfa854e4436b4287e7687e82c"
+  dependencies:
+    "@webassemblyjs/ast" "1.3.1"
+    "@webassemblyjs/wast-parser" "1.3.1"
+    long "^3.2.0"
+
 JSONStream@^1.0.4:
   version "1.3.2"
   resolved "https://registry.yarnpkg.com/JSONStream/-/JSONStream-1.3.2.tgz#c102371b6ec3a7cf3b847ca00c20bb0fce4c6dea"
@@ -4240,6 +4351,10 @@ lazy-cache@^1.0.3:
   version "1.0.4"
   resolved "https://registry.yarnpkg.com/lazy-cache/-/lazy-cache-1.0.4.tgz#a1d78fc3a50474cb80845d3b3b6e1da49a446e8e"
 
+leb@^0.3.0:
+  version "0.3.0"
+  resolved "https://registry.yarnpkg.com/leb/-/leb-0.3.0.tgz#32bee9fad168328d6aea8522d833f4180eed1da3"
+
 left-pad@^1.2.0:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/left-pad/-/left-pad-1.3.0.tgz#5b8a3a7765dfe001261dde915589e782f8c94d1e"
@@ -4471,6 +4586,10 @@ loglevelnext@^1.0.1, loglevelnext@^1.0.2:
   version "1.0.4"
   resolved "https://registry.yarnpkg.com/loglevelnext/-/loglevelnext-1.0.4.tgz#0d991d9998180991dac8bd81e73a596a8720a645"
 
+long@^3.2.0:
+  version "3.2.0"
+  resolved "https://registry.yarnpkg.com/long/-/long-3.2.0.tgz#d821b7138ca1cb581c172990ef14db200b5c474b"
+
 longest@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/longest/-/longest-1.0.1.tgz#30a0b2da38f73770e8294a0d22e6625ed77d0097"
@@ -6235,7 +6354,7 @@ sax@^1.2.4, sax@~1.2.1:
   version "1.2.4"
   resolved "https://registry.yarnpkg.com/sax/-/sax-1.2.4.tgz#2816234e2378bddc4e5354fab5caa895df7100d9"
 
-schema-utils@^0.4.0, schema-utils@^0.4.2, schema-utils@^0.4.3, schema-utils@^0.4.5:
+schema-utils@^0.4.0, schema-utils@^0.4.3, schema-utils@^0.4.4, schema-utils@^0.4.5:
   version "0.4.5"
   resolved "https://registry.yarnpkg.com/schema-utils/-/schema-utils-0.4.5.tgz#21836f0608aac17b78f9e3e24daff14a5ca13a3e"
   dependencies:
@@ -7261,6 +7380,16 @@ watchpack@^1.5.0:
     graceful-fs "^4.1.2"
     neo-async "^2.5.0"
 
+webassemblyjs@1.3.1:
+  version "1.3.1"
+  resolved "https://registry.yarnpkg.com/webassemblyjs/-/webassemblyjs-1.3.1.tgz#2bb8ebc724d0fe09b9562ab20e32ce3f5bac5c74"
+  dependencies:
+    "@webassemblyjs/ast" "1.3.1"
+    "@webassemblyjs/validation" "1.3.1"
+    "@webassemblyjs/wasm-parser" "1.3.1"
+    "@webassemblyjs/wast-parser" "1.3.1"
+    long "^3.2.0"
+
 webidl-conversions@^4.0.1, webidl-conversions@^4.0.2:
   version "4.0.2"
   resolved "https://registry.yarnpkg.com/webidl-conversions/-/webidl-conversions-4.0.2.tgz#a855980b1f0b6b359ba1d5d9fb39ae941faa63ad"
@@ -7343,10 +7472,13 @@ webpack-sources@^1.0.1, webpack-sources@^1.1.0:
     source-list-map "^2.0.0"
     source-map "~0.6.1"
 
-webpack@^4.5.0:
-  version "4.5.0"
-  resolved "https://registry.yarnpkg.com/webpack/-/webpack-4.5.0.tgz#1e6f71e148ead02be265ff2879c9cd6bb30b8848"
+webpack@^4.8.1:
+  version "4.8.1"
+  resolved "https://registry.yarnpkg.com/webpack/-/webpack-4.8.1.tgz#59e38f99f2751c931dd09a035aba7bec4b5f916e"
   dependencies:
+    "@webassemblyjs/ast" "1.3.1"
+    "@webassemblyjs/wasm-edit" "1.3.1"
+    "@webassemblyjs/wasm-parser" "1.3.1"
     acorn "^5.0.0"
     acorn-dynamic-import "^3.0.0"
     ajv "^6.1.0"
@@ -7361,7 +7493,7 @@ webpack@^4.5.0:
     mkdirp "~0.5.0"
     neo-async "^2.5.0"
     node-libs-browser "^2.0.0"
-    schema-utils "^0.4.2"
+    schema-utils "^0.4.4"
     tapable "^1.0.0"
     uglifyjs-webpack-plugin "^1.2.4"
     watchpack "^1.5.0"